(BRAINLIEST FOR CORRECT ANSWER) (+50 PNTS) What is this expression in simplified form?

(-7 √ 3) (11 √ 10)
A. -231 √ 10
B. -462 √ 5
C. -77 √ 30
D. - √ 2,310

(ive never done well with this so u can comment any ways to solve these that would help a lot :D)

The pyramid shown has a square base that is 24 centimeters on each side. the slant height is 16 centimeters. what is the lateral surface area?

Me asap on # : explain how factoring a trinomial, ax^2+ bx+ c, when a does not equal 1 different from factoring a trinomial when a = 1.

The number of chocolate chips in a bag of chocolate chip cookies is approximately normally distributed with a mean of 12611261 chips and a standard deviation of 118118 chips. (a) determine the 2626th percentile for the number of chocolate chips in a bag. (b) determine the number of chocolate chips in a bag that make up the middle 9696% of bags. (c) what is the interquartile range of the number of chocolate chips in a bag of chocolate chip cookies?