5th grade math. Decimals. Correct answer will be marked brainliest.

He amount of carbon-14 present in animal bones t years after the animal's death is given by p(t)equals=upper p 0 e superscript negative 0.00012097 tp0e−0.00012097t. how old is an ivory tusk that has lost 26% of its carbon-14?

Evaluate the expression for the given value of the variable. 5×(h+3) for h=7

Which of the following expressions is equal to 2x^2+8