Simplify the expression.(y3)9 ? (y4)5
A. y94
B. y108
C. y57
D. y47
Answer: D
Mathematics
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Completely factor the expression.
?
?
A. 
B. 
C. 
D. 
E. 
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Find I when V = 6.5 V
What will be an ideal response?
Mathematics
Use a reciprocal identity to find the indicated trigonometric function of ?.cos ? if sec ? = - 
A. - 
B. - 
C. 
D. 
Mathematics
Solve the equation. Give an exact solution.log(x + 20) = 1
A. 20 B. 1 C. -10 D. 10
Mathematics