Solve the equation using the quadratic formula.x2 + 3x - 88 = 0
A. 11, 8
B. 11, -8
C. -11, 8
D. -11, 1
Answer: C
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Use multiplication to check the answer. If an answer is incorrect, find the correct answer.
A. Incorrect; should be 1246 R3 B. Incorrect; should be 1251 R5 C. Correct D. Incorrect; should be 1246 R4
Simplify.
A. - 
B. 
C. - 
D. 
Solve the problem.There were 540 people at a play. The admission price was $2 for adults and $1 for children. The admission receipts were $860. How many adults and how many children attended?
A. 215 adults and 325 children B. 320 adults and 220 children C. 110 adults and 430 children D. 220 adults and 320 children
Find all rational zeros of f. Then (if necessary) use the depressed equation to find all roots of the equation f(x) = 0.f(x) = x4 + 3x3 - 16x2 - 42x - 24
A. {-1, 5, -3 + 
, -3 - 
}
B. {-1, -4, -3 + 
, -3 - 
}
C. {-1, 4, -3 + 
, -3 - 
}
D. {1, -4, -3 + 
, -3 - 
}