If x > 0, prove that x³+7x+1 > 3x² Restricted solving by
1. Graph
2. Substituting x-values.

Jamie went to home depot.she bought 25 bags of soil that cost $9 per bag.she bought 15 pots at $8 each, and she bought 23 bags of pebbles at $15 each.she used a coupon that gave her $5 off for every 100 dollars she spent. how much did jamie pay at the end?

The function show two sisters' savings account and the rate at which they plan to deposit money

If x-1 and x+3 are the factors of x3+10x2+ax+b find a and b