Add the polynomials. Assume all variable exponents represent whole numbers.(-8x7 - 5x6 + 2x5 + 2) + (5x7 - 8x6 + 6x5 + 5)
A. 13x7 - 3x6 + 4x5 + 7
B. 13x7 - 3x6 + 4x5 + 3
C. -3x7 - 3x6 + 4x5 + 3
D. -3x7 - 13x6 + 8x5 + 7
Answer: D
Mathematics
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Simplify.102 + 7 ? 7 - (9 + 2 ? 4)
A. 148 B. 132 C. 732 D. 105
Mathematics
Provide an appropriate response.Factor by grouping: 4x2 - 9x + 2
A. (4x + 1)(x - 2) B. (4x - 2)(x - 1) C. (4x - 1)(x - 2) D. (2x - 1)(2x - 2)
Mathematics
Provide an appropriate response.Find a quadratic equation having the given solutions.x = - 
or x = 
A. 21x2 + 1x - 10 = 0 B. 7x2 + 3x - 10 = 0 C. 7x2 - 3x + 10 = 0 D. 21x2 - 1x - 10 = 0
Mathematics
Add.-10 + 18
A. -28 B. -8 C. 8 D. 28
Mathematics