Question 5(Multiple Choice Worth 1 points) (03.01 MC)

Simplify square root of three times square root of twenty one.

square root of twenty four
square root of sixty three
three square root of seven
nine square root of seven

Square root of sixty three

Step-by-step explanation:

square root of 3 = 1.73

square root of 21 = 4.58

1.73 x 4.58 = 7.92 or the square root of 63.

square root of 63 = 7.92

the square root of 63, or the second option.

Step-by-step explanation:

I took the test

answer: on graphs, the open and closed circles, or vertical asymptotes drawn as dashed lines us identify discontinuities.

as before, graphs and tables allow us to estimate at best.

when working with formulas, getting zero in the denominator indicates a point of discontinuity.

when working with piecewise-defined functions, check for discontinuities at the transition points where one piece ends and the next begins.

step-by-step explanation: