Try another version of this question Evaluate the definite integral ` \int_( 4 ) ^ ( 9 ) (4 x + 2) dx `
Get help: Box 1: Enter your answer as a number (like 5, -3, 2.2172) or as a calculation (like 5/3, 2^3, 5+4)
Use integration formulas to find the antiderivative function. Then, evaluate the definite integral by finding `int_a^b f(x) dx = F(b) - F(a)` where `F` is the antiderivative.
Enter DNE for Does Not Exist, oo for Infinity `140`