Question

Need help with definite integrals

Answer 1

Neat.

Answer 2

hang on lol

Answer 3

equation thing hard to use gonna screenshot it

Answer 4

is the first one = 2?

Answer 5

That's right.

Answer 6

for second one, just split it into two integrals.

Answer 7

What about for c)?

Answer 8

hmm, we were given the value of integral from 1 to 9 and another integral from 7 to 9.
To get integral from 1 to 7, we have to subtract these two integrals:
\[\Large \int\limits_{1}^{9}f(x) - \int\limits_7^9f(x) = \int\limits_1^7 f(x)\]