Write the equation of the axis of symmetry.y = 5x2 + 30x + 44
A. x = 3
B. x = -3
C. x = -1
D. x = 1
Answer: B
Mathematics
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Find f"(x) for the function.f(x) = (5x + 3)5
A. 20(5x + 3)3 B. 500(5x + 3)3 C. 500(5x + 3)5 D. 25(5x + 3)3
Mathematics
Solve.Find the simple interest when: Principal = $550, Rate = 13.5%, Time = 7 years.
A. $519.75 B. $74.25 C. $5197.50 D. $742.50
Mathematics
Subtract and simplify.
- 
A. 
B. 
C. 
D. 
Mathematics
Eliminate the parameter.x = 3t, y = t + 7
A. y = 3x + 7 B. y = x/3 + 7 C. y = x/3 - 7 D. y = 3x - 7
Mathematics