(3√5+4√2) (6√3-7√7)
for gr 9
gain 12 points
please try to help me with an explanation I cant understand
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(3√5+4√2) (6√3-7√7)
for gr 9
gain 12 points
please try to help me with an explanation I cant understand
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Answer:
18√15 - 21√35 + 24√6 - 14√14
Step-by-step explanation:
(a+b)(c-d)=ac-ad+bc-bd
√n*√m=√nm
(3√5+4√2) (6√3-7√7)=
3√5*6√3-3√5*7√7 +4√2*6√3 - 4√2*7√7=
18√15 - 21√35 + 24√6 - 14√14