Question

Twenty points!!!!! 3.2x10exp2-8.7x10exp6. answer in scientific notation

Answer 1

Given: 3.2*10^2-8.7*10^6

Exponents: 3.2*100-8.7*1000000

Multiply: 320-8700000

Subtract: -8699680

Scientific notation: -8.69968*10^6

Answer: -8.69968*10^6 or -8.69968*10e6