Evaluate the expression.
A. 30
B. 1
C. 60
D. 120
Answer: B
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Solve using the problem-solving strategy for systems of linear equations.An isosceles triangle is one in which two of the sides are congruent. The perimeter of an isosceles triangle is 126 mm. If the length of the congruent sides is 10 times the length of the third side, find the dimensions of the triangle.
A. 6 mm, 60 mm, 60 mm
B. 
mm, 63 mm, 63 mm
C. 
mm, 
mm, 63 mm
D. 6 mm, 6 mm, 60 mm
Solve the initial value problem.
= 
+ x, x > 0; y(1) = 2
A. y = - 
+ 
+ 2
B. y = 
+ 
- 
C. y = 
+ 
D. y = - 
+ 
Solve the problem.Find the logarithmic function that models the data in the table below.
A. f(x) = 1.39 + 4.86 ln x B. f(x) = 1.39 + 4.86 log x C. f(x) = 4.86 + 1.39 ln x D. f(x) = 1.29 + 5.19 ln x
Find an equation for the line with the given properties.Perpendicular to the line 9x - 8y = -17; containing the point (-9, 8)
A. 9x + 8 = 9 B. 8x - 9y = 0 C. 8x + 9y = 0 D. -9x + 8y = -17