Simplify the expression.
A. 1
B. 7
C. 
D. 7
Answer: C
Mathematics
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Use a graphing calculator to find the vertex of the graph of the function.f(x) = x2 + x + 3
A. (-0.5, 3) B. (-0.5, 2.75) C. (0.5, 2.75) D. (0.5, -2.75)
Mathematics
Find the domain and range of the function h(x, y) = figures 4.png)
What will be an ideal response?
Mathematics
Solve by trial.54 ÷ n = 9
A. 8 B. 6 C. 4 D. 7
Mathematics
Solve the problem.Find two complementary angles such that the measure of the first angle is x°, and the measure of the second angle is (3x - 2)°.
A. 1st angle = 22°; 2nd angle = 64° B. 1st angle = 31°; 2nd angle = 59° C. 1st angle = 23°; 2nd angle = 67° D. 1st angle = 22°; 2nd angle = 68°
Mathematics