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ONQUITJOYIN
Answered

if a =3, b=10, then ab-2 is​

Sagot :

MATTHEWTOMARONGIN

Answer:

-60

Step-by-step explanation:

3 x 10 x -2 =

-60

HAMSTER78IN

Step-by-step explanation:

a³ +b³ =(a+b)(a² +b²−ab)

=(10)(a+b) ²−2ab−ab)

=(10)((10) ²−3(2))

=10(100−6)

=10(94)=940

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