The expressions x2 - 14x + 49 and (x - 7)2 are equivalent.
(x + a)^2 = (x + a)(x + a) = x^2 + 2ax + a^2
In this case 2a = -14 so a= -7 and a^2 = 49
Answer:
it should be 5 and a half
Step-by-step explanation:
Hope this helps
Answer:
y = x -2
Step-by-step explanation:
Equation of the line : y =mx + b
m = 1
y = 1x + b
Plugin x = 4 and y =2 in this equation
2 = 1*4 + b
2 -4 = b
b = -2
Equation: y = x - 2
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