Question

Find the value of 407 into 393 by suitable identity​

Answer 1

Answer:

159951

Step-by-step explanation:

407 * 393

⇒(400+7) (400-7)

⇒(400)²- (7)²

⇒160000-49

⇒ ∴159951.

CHEERS!!!!

Answer 2

hey !!

here's your answer !!

407 = 400+7

393 = 400-7

(400+7)×(400-7)

by using identity - (a+b)(a-b)=a²-b²

hence,

(400+7)×(400-7)= (400)²-(7)²

= 160000-49

=159951 [ required answer ]

hope it helps !!

mark as brainliest !!

thank you :)

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