Question

user identities to evaluate 56 ×58​

Answer 1

Answer:

56 × 58

(50+6)(50+8)

(x+a)(x+b) = x^2+ (a+b)x + (ab)

x= 50

a= 6

b= 8

(50)^2 + (6+8)×(50) + (6×8)

2500+700+48

= 3248 is your required answer

Step-by-step explanation:

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