Establish the identity. = 

What will be an ideal response?


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Mathematics

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Solve the problem.The kinetic energy K of a mass is proportional to the square of its velocity v. If K = 7200 joules when  what is K when v = 8 m/sec?

A. 3520 joules B. 3200 joules C. 3840 joules D. 2560 joules

Mathematics

Factor the polynomial using the greatest common binomial factor.x(y - 7) - 4(y - 7)

A. 4x(y - 7) B. (xy - 7x)(4y - 28) C. (y - 7)(x + 4) D. (y - 7)(x - 4)

Mathematics

Simplify and add or subtract wherever possible.27 - 13

A. 14
B. 40
C. 42 
D. 14 

Mathematics

Solve the problem.Below is a table of data from a high school survey given to 500 parents. Find the probability that a randomly chosen parent would agree or strongly agree that the school is clean. Round to the nearest hundredth.

A. 0.37 B. 0.36 C. 179 D. 0.43

Mathematics