Simplify by combining like terms.5x2 + 3xy - 9x2 + 14 + 3xy
A. -4x2 + 6xy + 14
B. 6x2 + 6xy + 14
C. -4x2 - 6xy + 14
D. 6x2 + 6xy - 14
Answer: A
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Solve the equation.6r + 6 = 30
A. 22 B. 4 C. 18 D. 1
Let U = {all soda pops}, A = {all diet soda pops},B = {all cola soda pops}, C = {all soda pops in cans},and D = {all caffeine-free soda pops}. Describe theset in words.A ? B ? D
A. All diet and all cola and all caffeine-free soda pops B. All diet, caffeine-free cola soda pops C. All diet, caffeine-free cola pops in cans D. All soda pops not in cans
Find the absolute extreme values of the function on the interval.f(?) = sin 
, 0 ? ? ? 
A. absolute maximum is 1 at ? = 
?; absolute minimum is -1 at ? = 
?
B. absolute maximum is 1 at ? = 
?; absolute minimum is -1 at ? = 
?,
C. absolute maximum is 1 at ? = 
?; absolute minimum is -1 at ? = 
?,
D. absolute maximum is 1 at ? = 0; absolute minimum is -1 at ? = ?
Test the equation for symmetry with respect to the given axis, line, or pole.r = 4 + 2 cos ?; the pole
A. Symmetric with respect to the pole
B.
| May or may not be symmetric with respect to the pole |