Multiply.(s - 5t)(s - 2t)

A. s2 - st + 10t
B. s2 + st + 10t2
C. s2 - st - 10t2
D. s2 - st + 10t2


Answer: D

Mathematics

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A. {(1, 5, -2)} B. ? C. {(5, -2, 1)} D. {(1, -2, 5)}

Mathematics

Solve by the method of elimination by substitution. x - 5y = 302x - 5y = 25

A. x = -4, y = -8 B. x = -5, y = -7 C. x = -4, y = -5 D. Inconsistent

Mathematics

State whether the graph is or is not that of a function.

A. Yes B. No

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Determine whether the equation is an identity. If it is an identity, prove it. = 

What will be an ideal response?

Mathematics