Find the square root. Express the answer as a whole number or as a square root. Do not use a calculator.
A. 17
B. 7
C. 11
D. 13
Answer: D
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Expand using the binomial theorem.(x - 9y)5
A. x5 - 45x4y + 810x3y2 - 7290x2y3 + 32,805xy4 - 59,049 B. x5 - 45x4y + 1620x3y2 - 14,580x2y3 + 32,805xy4 - 59,049y5 C. x5 - 45x4y + 1620x3y2 - 14,580x2y3 + 32,805xy4 - 9y5 D. x5 - 45x4y + 810x3y2 - 7290x2y3 + 32,805xy4 - 59,049y5
Simplify. Assume that no radicands were formed by raising negative quantities to even powers.
A.
B. 6
C. b
D.
Identify the degree and leading coefficient of the polynomial.f(x) = -9x3 - 17 - 11x4 + x9 + 11x2
A. Degree: 4; leading coefficient: -11 B. Degree: 9; leading coefficient: -9 C. Degree: 3; leading coefficient: -9 D. Degree: 9; leading coefficient: 1
Solve the problem.Joan and Bob looked at their restaurant bill. Food: $44.20,
If they split the total cost, what will Joan have to pay, rounded to the nearest dollar?
A. $7 B. $79 C. $40 D. $26