Evaluate the exponential expression.23 ? 4
A. 512
B. 32
C. 12
D. 24
Answer: B
Mathematics
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Rewrite the equation in the form y = A sin (x + ?). Round ? to three decimal places.y = 3 sin x + 4 cos x
A. 5 sin (x - 1.568) B. 5 sin (x - 0.927) C. 5 sin (x + 0.927) D. 5 sin (x + 1.568)
Mathematics
Graph the equation by hand.y = - 
x + 3
A. 
B. 
C. 
D. 
Mathematics
Find the expected value.Mr. Cameron is sponsoring an summer concert. He estimates that he will make $300,000 if it does not rain and make $60,000 if it does rain. The weather bureau predicts the chance of rain is 0.34 for the day of the concert. What are Mr. Cameron's expected concert earning?
A. $300,000 B. $360,000 C. $60,000 D. $218,400
Mathematics
Find the nth term an of the geometric sequence.an = 
; 1, - 
, 
, . . . .
A. n = 11 B. n = 6 C. n = 8 D. n = 13
Mathematics