A parabolic archway has the dimensions shown in the figure. Find the equation of the parabolic portion.
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What will be an ideal response?
Mathematics
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Factor completely. If the polynomial cannot be factored, write "prime."x2 - 10x + 16
A. (x - 2)(x - 8) B. (x + 2)(x - 8) C. (x + 2)(x + 8) D. (x - 2)(x + 8)
Mathematics
Simplify. Assume that all variables represent positive real numbers.
A. 
B. 
C. 
D. 
Mathematics
Add and subtract as indicated. Simplify and leave the numerator and denominator in your answer in factored form.
+ 
- 
A. 
B. 
C. 
D. 
Mathematics
Use a calculator to find the value of y in degrees rounded to two decimal places.y = sec-1 6.297
A. 9.14° B. -9.02° C. 9.02° D. 80.86°
Mathematics