What is the completely factored form of x4 + 8x2_9?

What are the measures of ∠a, ∠b, ∠c and ∠d? explain how to find each of the angle measure.

The probability that a college student belongs to a health club is 0.3. the probability that a college student lives off-campus is 0.4. the probability that a college student belongs to a health club and lives off-campus is 0.12. find the probability that a college student belongs to a health club or lives off-campus. tip: p(a or b) = p(a) + p(b) - p(a and b) 0.54 0.58 0.70 0.82

What is the average rate of change for this function for the interval from x=2 to x=4 ?