Determine whether the function is an exponential function.-5x
A. Yes
B. No
Answer: A
Mathematics
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State the period of the function and graph.cos - 3
A. Period 2?
B. Period 2?
C. Period 2?
D. Period 2?
Mathematics
Find the exact value of the expression.cos 40° cos 20° - sin 40° sin 20°
A.
B.
C.
D.
Mathematics
Factor completely. If the polynomial cannot be factored, say it is prime.x4 - 13x2 + 36
A. (x2 - 4)(x2 - 9) B. (x2 + 4)(x2 + 1) C. (x2 + 4)(x2 - 9) D. Prime
Mathematics
Solve the equation by completing the square.7x2 + 4x - 3 = 0
A.
B.
C.
D.
Mathematics