Provide the proper response.Without graphing, justify why x2 + 4 - 4x - 12y + 60 = 0 is the equation of a parabola.
What will be an ideal response?
The coefficients of x2 and y are not zero but the coefficient of y2 is zero.
Mathematics
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Factor when possible.81 - x2
A. (9 - x)2 B. (9 + x)2 C. (9 - x)(9 + x) D. prime
Mathematics
Find the logarithm. Give an approximation to four decimal places.ln 0.982
A. -0.0079 B. 0.0079 C. -0.0182 D. 0.0182
Mathematics
Translate to a proportion and solve. 66
% of what is 90?
A. 13.5 B. 135 C. 60 D. 1350
Mathematics
Solve.A rectangle is 5 feet longer than it is wide and has an area of 84 square feet. What are its dimensions?
A. 7 × 17 ft B. 12 × 17 ft C. 7 × 12 ft D. 9 × 12 ft
Mathematics