Answers created by David L.

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Question #528d1
How do you factor $4 x^{3} - 4 x$ $4x^3-4x$ completely?
How do you solve $3 (t + 4) = 18$ $3(t+4)=18$ using the distributive property?
How do you solve $\frac{x}{6} = \frac{x + 2}{9}$ $\frac { x } { 6} = \frac { x + 2} { 9}$ ?
How do you solve $18 r = - 306$ $18r = - 306$ ?
Question #13583
How do you solve $2 (- 5 x + 1) = 82$ $2( - 5x + 1) = 82$ ?
How do you find the value of $f (\frac{1}{2})$ $f(1/2)$ , if $f (x) = 3 x - 4$ $f(x)=3x-4$ ?
What is the vertex form of $4 (y - 1) = {(x - 2)}^{2}$ $4(y-1)=(x-2)^2$ ?
How do you solve $\frac{5}{8} t - 7 = - 22$ $\frac { 5} { 8} t - 7= - 22$ ?
How do you find the derivative of $f (t) = - t^{3}$ $f(t)=-t^3$ ?
Question #0c7b6
How do you solve $13 = \frac{w - 14}{2}$ $13= \frac { w - 14} { 2}$ ?
Question #b65d1
How do you solve $\sqrt{4} = \sqrt{x + 2}$ $sqrt4=sqrt(x+2)$ and check your solution?
How do you write an equation of a line given m=0 and b=2?
How do you combine like terms in $(6 + j 2) - (2 - j 3)$ $(6+ j 2) - ( 2- j 3)$ ?
What is a descriptive analysis?
Without making a table, where do you think the graph for y=-3/4x+6will cross the y-axis? What do you think its slope will be?
Question #c4c38
How many joules of heat would be required to heat 0.5 kg of aluminum by 2K?
How do you find all points of inflection given $y = x^{3} - 2 x^{2} + 1$ $y=x^3-2x^2+1$ ?
How do you solve $1 = \frac{w + 5}{4}$ $1= \frac { w + 5} { 4}$ ?
How do you solve $9^{4 x} = 10$ $9^ { 4x } = 10$ ?
What is the area, A, of the surface of the pond if its radius is 5 feet?
How do you use the chain rule to differentiate $- cos (4 x + 9)$ $-cos(4x+9)$ ?
How do you simplify $- 16 a^{4} + 25 a^{4}$ $-16a^4+25a^4$ ?
How do you solve ${(x - 25)}^{\frac{2}{3}} = 16$ $(x - 25) ^ { \frac { 2} { 3} } = 16$ ?
What is the value of $2 x^{\frac{1}{2}} + x^{0} + x^{\frac{1}{4}}$ $2x^(1/2) +x^0 +x^(1/4)$ when $x = 16$ $x=16$ ?
How do you combine like terms in $9 - 4 (- a + 9) + 3 (7 - 2 a)$ $9- 4( - a + 9) + 3( 7- 2a)$ ?
Basketball rims have a diameter of 18 inches. If you want to put a band around a basketball rim, how much material to the nearest tenth of an inch will you need?
How do you solve $\frac{2}{x - 4} = \frac{3}{2}$ $\frac { 2} { x - 4} = \frac { 3} { 2}$ ?
How do you write an equation of a line with slope = 2 and contains point (-1 , 4)?
Question #cf813
What are the intercepts of $y = 4 (x - 5) + x^{2}$ $y = 4(x - 5)+x^2$ ?
Are catalysts substances that speed up chemical reaction by the activation energy required?
What is the slope of the line given by the equation y=1/2x+2?
What does the term "tare" mean in chemistry?
How do you convert 4 $m^{3}$ $m^3$ to cubic centimeters?
How do you evaluate $6 \frac{3}{5} - 4 \frac{1}{2}$ $6\frac { 3} { 5} - 4\frac { 1} { 2}$ ?
How do you find the derivative of $2 x^{2} + x - 1$ $2x^2+x-1$ ?
What is the equation of a line that goes through $(4, 0)$ $(4, 0)$ and $(- 7, 0)$ $(-7,0 )$ ?
How do you solve $- \frac{5}{3} = - \frac{5}{6} + s$ $-\frac { 5} { 3} = - \frac { 5} { 6} + s$ ?
Question #6ac36
How do you solve $- 8 v + 4 (v - 2) = - 32$ $-8v + 4( v - 2) = - 32$ ?
Question #0db29
What volume of 0.565 M $K_{2} C O_{3}$ $K_2CO_3$ contains exactly 0.115 moles $K_{2} C O_{3}$ $K_2CO_3$ ?
How do you solve $- s^{2} + 4 s - 6 > 0$ $-s^2+4s-6>0$ ?
Question #b5882
Question #10dc1
How do you write the point slope form of an equation for a lint that passes through (-2, 4) with m=-3?
How do you balance the following equation: $C a + O_{2} \to C a O$ $Ca + O_2 -> CaO$ ?
How do you use the chain rule to differentiate $y = \sqrt[5]{- x^{3} - 4}$ $y=root5(-x^3-4)$ ?
How do you simplify $\frac{- 6 \times 10^{- 5}}{- 2 \times 10^{3}}$ $\frac { - 6\times 10^ { - 5} } { - 2\times 10^ { 3} }$ ?
What is the equation of the parabola that has a vertex at $(- 18, - 12)$ $(-18, -12)$ and passes through point $(- 3, 7)$ $(-3,7)$ ?
How do you factor $6 x y + 15 x$ $6xy+15x$ ?
How do you solve $\frac{3}{10} = \frac{n}{4}$ $\frac { 3} { 10} = \frac { n } { 4}$ ?
How do you find the molar mass of dihydrogen dioxide?
How do you evaluate $15 - 33 + 29$ $15- 33+ 29$ ?
How many moles are there in 397 grams of $N a_{2} S O_{4}$ $Na_2SO_4$ ?
Question #277ac
What is a wheatstone bridge?
Question #5dd75
Question #ec712
How do you write an equation of a line given (-4,2), m=3/2?
What is the volume of 103 g of water?
How do you solve $\frac{- 22}{x + 5} = \frac{- 12}{x}$ $\frac { - 22} { x + 5} = \frac { - 12} { x }$ ?
Question #8e80d
How do you solve $2 (x + 1) + 6 = 20$ $2( x + 1) + 6= 20$ ?
Question #60923
1.3% of what number is 89?
How do you solve $2 = 2 (x - 1)$ $2= 2( x - 1)$ ?
How do you multiply ${(4 z + \frac{1}{2})}^{2}$ $(4z + \frac { 1} { 2} ) ^ { 2}$ using the rule for the square of a binomial?
A right triangle has a hypotenuse $c = 12.6$ $c=12.6$ and a leg $b = 8.5$ $b=8.5$ . What is the approximate length of leg $a$ $a$ ?
How do you solve systems of equations using elimination?
How do you multiply $\frac{5}{9} \times \frac{3}{4}$ $5/ 9\times 3/ 4$ ?
Question #69c90
How do you find the zeros of $f (x) = 2 x^{2} + x - 3$ $f(x)=2x^2+x-3$ ?
How do you find the equation, in slope-intercept form, of the line that passes through the points (-3,3) and (-4,2)?
How do you find the product $(10 x - 2) (10 x + 2)$ $(10x-2)(10x+2)$ ?
What is the slope of a line parallel to $y = \frac{4}{5} x - 1$ $y=4/5x-1$ ?
How do you solve $\frac{1}{2} x + \frac{3}{4} = \frac{1}{6}$ $1/2x+3/4=1/6$ by clearing the fractions?
What is the amount of energy needed to heat 55.0 g of water from 45°C to 67°C?
When do covalent bonds form?
How do you solve ${(x - 7)}^{\frac{2}{3}} = 4$ $(x-7)^(2/3)=4$ ?
How do you solve $\frac{x}{9} = \frac{7}{14}$ $x/9=7/14$ ?
How do you use the distributive property to simplify $(x - 3) 12$ $(x-3)12$ ?
Question #6072e
How do you simplify $\sqrt{2} (\sqrt{3} - \sqrt{5})$ $sqrt2(sqrt3-sqrt5)$ ?
How do you evaluate $(\frac{3}{5} - \frac{1}{2}) (6 - 7 \frac{1}{2})$ $(\frac { 3} { 5} - \frac { 1} { 2} ) ( 6- 7\frac { 1} { 2} )$ ?
How do you solve $\frac{3 r + 9}{6} = \frac{5 r - 10}{5}$ $(3r+9)/6 = (5r-10)/5$ ?
The area of a circle is 12.56 square centimeters. What is the circle's circumference?
How do you round 3.86 to the nearest tenth?
How do you solve $- 4 = \frac{n}{8}$ $-4= \frac { n } { 8}$ ?
How do you solve $\frac{14}{10} = \frac{35}{t}$ $\frac { 14} { 10} = \frac { 35} { t }$ ?
How do you evaluate $\frac{3}{5} - \frac{1}{4}$ $\frac { 3} { 5}- \frac { 1} { 4}$ ?
How would you evaluate $824 + 91$ $824+ 91$ ?
How do you express $d^{- 3}$ $d^-3$ as a positive exponent?
Question #27b41
How do you rationalize the denominator and simplify $\frac{3}{\sqrt{2}}$ $3/sqrt2$ ?
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