Express the volume of the solid in terms of x, with the help of algebra. (To enter an exponent, use the caret key ^ with no spaces. For example, x-squared would be entered as x^2.)

The average human heart beats 1.15 \cdot 10^51.15⋅10 5 1, point, 15, dot, 10, start superscript, 5, end superscript times per day. there are 3.65 \cdot 10^23.65⋅10 2 3, point, 65, dot, 10, start superscript, 2, end superscript days in one year.how many times does the heart beat in one year? write your answer in scientific notation, and round to one decimal place.

Solve each quadratic equation by factoring and using the zero product property. 10x + 6 = -2x^2 -2

Ab and bc are tangent to circle d. find x is ab = 3x + 8 and bc = 26. find x