What is the simplified form of the expression? 3^3 ×32+12÷4

H(x)=4x2-5x h(-3) what is the answer?

3-12. write each answer with a reasonable number of figures. find the absolute uncertainty and percent relative uncertainty for each answer. (a) [12.41 (±0.09) + 4.16 (±0.01)] x 7.068 2 (±0.000 4) =? (b) [3.26 (±0.10) x 8.47 (±0.05)] - 0.18 (±0.06) =? (c) 6.843 (±0.008) x 104 + [2.09 (±0.04)- 1.63 (±0.01)] =?

The vet charges $45 for an office visit and $10 for each vaccination your dog needs. write an eaquation