Answer:
36
Step-by-step explanation:
Given
x² + 12x
To make the polynomial a perfect square
add ( half the coefficient of the x- term)²
= x² + 12x + 6²
= x² + 12x + 36
= (x + 6)² ← a perfect square
Answer:
15x + 9
Step-by-step explanation:
9(3x + 8) – 3(4x + 21)
Multiply
27x + 72 - 12x - 63
Combined like terms
27x - 12x = 15x 72 - 63 = 9
15x + 9
Let b = x
a = x + 773
x + <span>x + 773 = 177973
2x + </span><span>773 = 177973
2x = </span>177973<span> - 773
2x = 177200
x = </span>177200<span>/2
x = 88600
The other is x + 773, = 8860</span>0<span> + 773 = 89373
Each country is </span><span>88600</span> and 89373 square kilometers.
Answer:
<h2>(C) 3/2x-3=y</h2><h2 />
Step-by-step explanation:
The point on the x-axis is 2
The point on the y - axis is -3
Answer:
The Pythagorean theorem states that a2 + b2 = c2 in a right triangle where c is the longest side. You can use this equation to figure out the length of one side if you have the lengths of the other two. The figure shows two right triangles that are each missing one side's measure.
Step-by-step explanation:
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