Use the intercept form to find the equation of the line with the given intercepts. The intercept form of the equation of a line with intercepts (a, 0) and (0, b) is
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x-intercept: (-3, 0)
y-intercept: (0, 8)
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A.
B.
C.
D.
E.
Answer: C
Mathematics
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If you have the following function, f ( x ) = -7| x | + 8, compute f (1), f (-3), f (2), f (-4)
A. f (1) = 1, f (-3) = -13, f (2) = –6, f (-4) = -20 B. f (1) = 2, f (-3) = -14, f (2) = –5, f (-4) = -21 C. f (1) = 2, f (-3) = -11, f (2) = –7, f (-4) = -18 D. f (1) = 4, f (-3) = -15, f (2) = –3, f (-4) = -22 E. f (1) = –1, f (-3) = 13, f (2) = 6, f (-4) = 20
Mathematics
Simplify the expression. -
+
A.
B.
C.
D.
Mathematics
Solve the exponential equation. Use a calculator to obtain a decimal approximation, correct to two decimal places, for the solution.ex = 3.9
A. 0.59 B. 10.61 C. 1.36 D. 49.52
Mathematics
Write the system of linear equations represented by the augmented matrix. Use x, y, and z as the variables.
A.
B.
C.
D.
Mathematics