What is the product of 7 the square root of 10. • 3the square root of 5? Simplify if possible

Question

anonymous · Answer

7√(10) * 3√5 = 21√50 = 21√(25 * 2) = 21 * 5√2 = 105√2

xochital · Answer

thank you so much!

anonymous · Answer

Yeah (: Anything else

xochital · Answer

What is the simplified form of the expression $$\sqrt{4c ^{16}}-\sqrt{c ^{2}}+6\sqrt{c ^{2}}+\sqrt{9c}$$

anonymous · Answer

is their any multiple choices ?

xochital · Answer

oh yeah... 
$$2c ^{4} + 8c$$$$2c ^{4}+10c$$$$2c ^{8}+8c$$$$2c ^{8}+10c$$

anonymous · Answer

Okay I think it's b or d let me ask someone to help you okay . Dont want to give you the wrong answer

anonymous · Answer

@skullpatrol

anonymous · Answer

@amistre64

amistre64 · Answer

divide all the c exponents by 2 to undo the radical; then the simplification should be simpler

amistre64 · Answer

and if those are the choices, then youve dropped an exponent in the post

xochital · Answer

oh yeah, the last one is supposed to be $$\sqrt{9c ^{2}}$$