Prove that (a-b) x (a+b) = 2a x b is true. (a and b are vectors)

2b+3c^2/4a^2-2b a=8, b=4, c=16

What two square roots are used to estimate square root of 5

Suppose that the local sales rate tax is 6.25 and you purchased a used car for 16,800. How much tax is paid

6/12 - 4/12 = 2/12 Yes or No?

Show every other division sentence in to steps 0.8: 4=

The square root of a number is between 18 and 19

What is the slope-intercept form of the function described by this table? x : 1, 2, 3, 4, y : 2, 7, 12, 17, Enter your answer below y = ? x + ? (Fill in the question marks with the numbers above in x and y section)

Simplify 5x + 4x + 1. 10x 9x + 1 x+9

What is the rate and unit rate of 36:8 if you multiply 18 and 4 by 2

A manufacturer sells each of his TV sets for $85. The cost C (in dollars) of manufacturing and selling x TV sets per week is C = 1500 + 10x + 0.005x2.