Add the polynomials. Express your answer in standard form.(x - x2 + 6) + (7 - 2x2 + x3)
A. x3 - 3x2 + 13x
B. x3 - 3x2 + x + 13
C. x3 + 3x2 + x + 13
D. x3 - 1x2 + x - 13
Answer: B
Mathematics
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Solve the problem. Round to the nearest cent.Find the present value that will generate $35,000 in 6 years paying an APR of 5% compounded semiannually.
A. $47,071.11 B. $8975.54 C. $26,117.54 D. $26,024.46
Mathematics
Solve the problem.If f(?) = cos ? and f(a) = - 
, find the exact value of f(a) + f(a - 2?) + f(a + 4?).
A. - 
B. - 
C. -36
D. -12
Mathematics
Write the equation in vertex form. Identify the vertex.y = x2 + 3x + 1
A. y = 
2 - 
; 
B. y = 
2 - 
; 
C. y = (x + 3)3 - 9; (3, -9)
D. y = (x + 3)3 - 9; (-3, -9)
Mathematics
Multiply and simplify.(
- 6)(
- 3)
A. x
+ 18
B. x
+ 18
C. x
- 3
- 6
+ 18
D. x
+ 
+ 18
Mathematics