Find the derivative of the function by using the definition.y = 3x2 - 9x

A. 6x - 9
B. 3x - 9
C. 6x
D. 6x2 - 9x


Answer: A

Mathematics

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Give all possible rational zeros for the polynomial.f(x) = x3 - 8x2 + 9x - 24

A. ±1, ±2, ±3, ±4, ±24
B. ±1, ± , ±2, ±3, ±4, ±6, ±8, ±12, ±24
C. ±1, ±2, ±3, ±4, ±6, ±8, ±12, ±24
D. ±1, ±2, ±3, ±4, ±6, ±12, ±24

Mathematics

Solve the equation. = 9

A. {-15} B. ? C. {-3, 15} D. {3, 15}

Mathematics

A right triangle with acute angle ? is given. Evaluate the indicated trigonometric function of the acute angle ?.Find sin ?.

A.
B.
C.
D.  

Mathematics

Solve the equation.7 =  - 5

A. 27 B. 24 C. 9 D. 10

Mathematics