Solve using the addition and multiplication principles together.-[9x + (5x + 7)] = 7 - (3x + 8)
A. - 6
B. - 
C. - 8
D. - 
Answer: D
Mathematics
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Solve the given system of equations algebraically.x2 + y2 = 36x2 - y2 = 36
A. x = 6, y = 0 B. x = 6, y = 0; x = -6, y = 0 C. x = 0, y = -6 D. x = 0, y = 6; x = 0, y = -6
Mathematics
Solve.Glenda wants to glue glitter over a piece of felt shaped like a parallelogram with a height of 
and a base of 
If the glitter costs 
per ft2, how much will it cost to cover the felt?
A. $8.31 B. $299.2 C. $24.93 D. $2.08
Mathematics
Find the quadratic approximation of f at x = 0.f(x) = tan-1 6x
A. Q(x) = 1 + 6x2 B. Q(x) 1 + 3x2 C. Q(x) = 1 - 6x2 D. Q(x) = 6x
Mathematics
Solve the exponential equation. Use a calculator to obtain a decimal approximation, correct to two decimal places, for the solution.
x = 11
A. {3.46} B. {-0.29} C. {-3.46} D. {-5.50}
Mathematics