Let a=x^2+4. use a to find the solutions for the following equation:
(x^2+4)^2+32=12x^2+48
which of the following are solutions for x?
a.-8
b.-2
c.4
d. 0
e.2
f.-4
g.8

My math teacher told my class to "steal" a 6th grade fraction word problem from the internet, word problems? : -p requirements: only a 1 step word problem. needs to be complex.

An energy drink company claims that its product increases students' memory levels. to support its claims, the company issues advertisements claiming that 8 out of 10 people (chosen randomly from across the country) who tried their product reported improved memory. the missing component in this study is a .

Acourt reporter is transcribing an accident report from germany. the report states that the driver was traveling 80 kilometers per hour. how many miles per hour was the driver traveling?