MARKING BEST ANSWERS BRAINLIESTThe number of math problems that Sasha completed today is 5 less than 2 times the number of math problems she completed yesterday. Which expression represents the

number of math problems Sasha completed today?

I’m not absolutely sure but i think it’s 7x6x5x4x3x2=5040 because as the first character you can take any of the 7 given then you are left with 5 then 6 then 4 etc.

The surface area would be 576 because you multiply all the numbers then multiply that number by 6

First step is to get rid of the square root. remember that a square root is the same as raising to the (1/2) power. see below: multiply exponents per exponent rules to get: remember you subtract exponents from the denominator and add exponents in the numerator so: simplify further: so a is the correct choice. if you don't understand this google exponent rules and it will you understand. look at the image results.