Find the distance between the pair of points.(-7, -7) and (2, 6)
A. 4
B. 5
C. 88
D. 88
Answer: B
Mathematics
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Find the acute angle, in radians, between the lines.7x + 5y = -10 and 2x + 5y = -6
A. 0.8419 radians B. 1.001 radians C. 0.5700 radians D. 2.141 radians
Mathematics
Find the nonreal complex solutions of the equation.5x2 - 5x + 7 = 0
A. 
B. 
C. 
D. 
Mathematics
Solve the problem.An electrician charges a fee of $55 plus $40 per hour. Let y be the cost in dollars of using the electrician for x hours. Find the slope-intercept form of the equation.
A. y = 55x + 40 B. y = 40x - 55 C. y = 55x - 40 D. y = 40x + 55
Mathematics
Evaluate the expression for the given values of x and y.
+ 
;
x = 4 and y = -1
A. 2 B. 1 C. 0 D. -1
Mathematics