Find the square of (X+7)
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(x+7)² = x²+14x+49

Step-by-step explanation:

(x+7)² = (x+7)(x+7) = x²+7x+7x+49

x² + 14x + 49

Here is the answer fellow Nepali

Step-by-step explanation:

(x + 7)² = x² + 14x + 49

using (a+b)² = a² +2ab + b²

the best buy, is the 4- kilogram bag of lollipops for $18.40.

step-by-step explanation:

i found my answer by dividing the cost of each bag by their respective weights.

14.88 divided by 2 = 7.44

17.29 divided by 3 = 5.77

18.4 divided by 4 = 4.6

24.4 divided by 5 = 4.88

by this, i found that the 4 kilo bag is the best buy.