Solve the following quadratic equation using the quadratic formula. Find the exact answer. If there are no real solutions, so state.(x + 10)(x - 9) = 2
A. x = 1 ± 3
B. x = 
C. x = 
D. x = -1 ± 3
Answer: B
Mathematics
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Find the reciprocal, if it exists.- 
A. - 
B. 
C. 
D. 1
Mathematics
Add or subtract as indicated. Express the answer as a single polynomial in standard form.(3x5 + 4x3 - 17) - (5x5 + 18x3 - 13)
A. -2x5 - 14x3 - 4 B. -20x8 C. -2x5 - 14x3 - 30 D. -2x5 + 9x3 - 30
Mathematics
Simplify the complex fraction.
A. 
B. 3
C. 
D. 
Mathematics
Solve the problem.A rectangular garden has dimensions of 25 feet by 11 feet. A gravel path of equal width is to be built around the garden. How wide can the path be if there is enough gravel for 352 square feet?
A. 4 ft B. 5 ft C. 6.5 ft D. 6 ft
Mathematics