Write the exponential equation as an equation involving a common logarithm or a natural logarithm.ex = 7
A. ln 7 = x
B. ln x = 7
C. logx e = 7
D. log7 x = e
Answer: A
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Write an equation for the line described. Give your answer in slope-intercept form.m = -4, b = 8
A. y = 8x - 4 B. y = - 2x + 8 C. -4x + 8y = 0 D. y = -4x + 8
Solve.Find an equation of the form 
that describes the outline of a satellite dish such that the bottom of the dish passes through (0,0), the diameter of the dish is 40 inches, and the depth of the dish is 9 inches
A. y = 
x2
B. y = 
x2
C. y = 
x2
D. y = 
x2
Solve the problem.Find the area of the Bermuda Triangle if the sides of the triangle have the approximate lengths 842 miles, 924 miles, and 1320 miles.
A. 510,631 mi B. 386,402 mi C. 1,545,609 mi D. 488,852 mi
Approximate the area under the graph of f(x) and above the x-axis using n rectangles.f(x) = 3x2 - 2 from x = 1 to x = 5; n = 4; use right endpoints
A. 150 B. 144 C. 140 D. 154