Provide an appropriate response.Explain why y = ax2 + bx + c and y = -ax2 - bx - c have the same x-intercepts.
What will be an ideal response?
Since ax2 + bx + c = 0 and -ax2 - bx - c = 0 are equivalent equations, they have the same solutions.
Mathematics
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Find the exact value under the given conditions.sin ? = 
, 
< ? < ?; cos ? = 
, 0 < ? < 
Find sin (? - ?).
A. - 
B. 
C. 
D. 
Mathematics
Factor completely.x2 + 1.8x + 0.81
A. (x - 0.9)2 B. (x + 0.9)(x - 0.9) C. (x + 0.9)2 D. Prime
Mathematics
Solve the problem. Use 3.14 to approximate the value of ?. Round to nearest tenth unless instructed differently.A semicircular driveway has a diameter of 60 ft. How long is the driveway?
A. 600 ft B. 92.2 ft C. 188.4 ft D. 94.2 ft
Mathematics
Simplify the expression. Write the answer using positive exponents.(xy)-8
A. -8xy
B. 
C. -x8y8
D. 
Mathematics