Female elk can weigh up to six hundred pounds. in standard form, how many non-zero digits does this weight contain

Evaluate the expression for the given value of the variable. ∣-4b-8∣+∣-1-b^2 ∣+2b^3 ; b=-2

Clarence wants to buy a new car. he finds an ad for a car that costs 27,200 dollars. suppose his local sales tax is 7%. -how much would he have to pay? -what is the cost of the car including tax? -if clarence has 29,864 saved, can he pay cash to buy the car?

If f(x)=x+7 and g(x)=1/x what is (fog)(x)