Solve the problem.Find the points where the graph of the function have horizontal tangents.f(x) = 4x2 + 6x - 5
A. (-14, 807)
B. 
C. (0, 5)
D. 
Answer: B
Mathematics
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Find the sum of the geometric series.6 - 18 + 54 - 162 + 486 - . . . + 6 ? (-3)9
A. -88,565 B. -88,574 C. -88,578 D. -88,572
Mathematics
Find the opposite of the expression.3x2 + 9x - 6
A. -3x2 + 9x + 6 B. -3x2 - 9x + 6 C. 3x2 - 9x + 6 D. -3x2 - 9x - 6
Mathematics
Multiply.4x2(2x + 4)
A. 8x + 16 B. 24x2 C. 8x3 + 4 D. 8x3 + 16x2
Mathematics
Determine whether the infinite geometric series has a limit. If a limit exists, find it.8 + 0.8 + 0.08 + . . .
A. 8.88
B. 
C. No limit
D. 
Mathematics