Predict which statements are true about the intervals of the continuous function. Check all that apply. 1.f(x) > 0 over the interval (−, 3).
2.f(x) ≤ 0 over the interval [0, 2].
3.f(x) 0 over the interval (–2, 0).
5.f(x) ≥ 0 over the interval [2, ).

Rita wants to buy sweater that was originally priced at $25 today the sweater is on sale for 40% off the original price what is the sale price of the sweater. rita has a coupon for an addition 10% off the sale price. how much will rita pay for the sweater before taxes

Aswimming pool has an input pump for filling the pool and an output pump for emptying the pool. the input pump can fill the pool in 3 hours, and the output pump can drain the pool in 5 hours. as you go to bed, the pool is full, but a neighbor’s kid turns on the output pump. at midnight, you awake to find the pool half empty. immediately, you turn on the input pump, but you are sleepy and forget to turn off the output pump. at what time will the pool become full?

What is the value of x? enter your answer in the box. photo attached.