Multiply.a6(2a - 7)2
A. 4a2 + 49a6
B. 2a2 + 49a6
C. 2a2 - 28a + 49a6
D. 4a8 - 28a7 + 49a6
Answer: D
Mathematics
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Find an equation of the line tangent to the given curve at the point (a, f(a)). f(x) = 7e4x , a = 0
A. y = -28x + 7 B. y = 7x + 7 C. y = 28x + 7 D. y = 4x + 7
Mathematics
Evaluate the expression.-73
A. 21 B. -21 C. -343 D. 343
Mathematics
Solve the system by elimination.6x - 12 = 6y-2x + 4y = -12
A. {(-3, -3)} B. {(-2, -4)} C. {(x, y)| -2x + 4y = -12} D. ?
Mathematics
Perform the operation indicated.
? 
A. 
B. 
C. 
D. 
Mathematics