Evaluate the expression for the given replacement values.2x - y
for x = 6, y = -18
A. 26
B. -6
C. 30
D. 14
Answer: C
Mathematics
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Choose the inequality that matches the graph.
A. y > 
x2 + 4x + 6
B. y ? 
x2 + 4x + 6
C. y ? 
x2 + 4x + 6
D. y < 
x2 + 4x + 6
Mathematics
Evaluate the integral.
A. 6.13 B. 13.97 C. -7.87 D. -7
Mathematics
Perform the indicated operation and write the answer in simplest form. 5
3
A. 15
B. 15
C. 13
D. 318
Mathematics
Find the coordinates of the vertex and the intercepts of the quadratic function. When necessary, approximate the x-intercepts to the nearest tenth.g(x) = 7x2 + 84x + 203
A. V(-6, -49); I(0, 203); (-8.6, 0); (-3.4, 0) B. V(84, 203); I(0, -203); (-12, 0); (12, 0) C. V(6, -49); I(0, -203); (-13, 0); (1, 0) D. V(-42,-49); I(0, 203); (3.4, 0); (8.6, 0)
Mathematics