Find the total surface area of the given space figure.
a = 19.1 cm, b = 11.9 cm, c = 18.5 cm.
A. 1381 cm2
B. 1602 cm2
C. 801 cm2
D. 1349 cm2
Answer: B
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Use the discriminant to determine the number and type of solutions for the equation. If the solution(s) are real, state whether they are rational or irrational.4x2 - 12x + 9 = 0
A. Two irrational solutions B. Two rational solutions C. One rational solution D. Two nonreal complex solutions
Solve.When you pay back your student loan, each monthly payment has two parts. One part goes toward the principle and the other goes toward interest. If the principle payment is p, and the interest is $75.75, write an algebraic expression for the total payment.
A. p + 75.75 dollars B. 75.75 - p dollars C. 75.75p dollars D. p - 75.75 dollars
Solve the system of equations using Cramer's Rule if it is applicable. If Cramer's Rule is not applicable, say so.
A. x = -3, y = -8; (-3, -8) B. x = 3, y = 8; (3, 8) C. x = 8, y = 3; (8, 3) D. x = -8, y = 3; (-8, 3)
Find the maximum and minimum values of the objective function f subject to the stated constraints.f = 4x + 5y, subject to2x - 4y ? 10,2x + y ? 15,0 ? x ? 9,0 ? y ? 5.
A. Maximum: 46; Minimum: 33 B. Maximum: 75; Minimum: 20 C. Maximum: 75; Minimum: 0 D. Maximum: 61; Minimum: 33