Perform the indicated operations. Write the resulting polynomial in standard form.(7x5 + 6x2 - 9x) + (3x5 - 3x2 - 9x)
A. -5x8
B. 10x + 3x5 - 18x2
C. 10x5 + 3x2 - 18x
D. -6x5 + 4x2 - 3x
Answer: C
Mathematics
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Simplify.
A. 
B. 
C. 
D. 35y(y + 7)
Mathematics
Find the sum.Find the sum of the first 70 terms of the arithmetic sequence: 14, 24, 34, 44, . . .
A. 714 B. 25,480 C. 25,139 D. 25,130
Mathematics
Find a formula for the inverse of the function described below.An organization determines that the cost per person of chartering a bus is given by the formula 
where x is the number of people in the group, and C(x) is in dollars.
A. C-1(x) = 
B. C-1(x) = 
C. C-1(x) = 
D. C-1(x) = 
Mathematics
Rewrite the standard form of the equation in slope-intercept form.6x - 3y = 1
A. y = - 2x - 
B. y = 
C. y = 2x - 
D. y = 2x + 
Mathematics