Answer:
52
Step-by-step explanation:
<span>3a^2+9
Factor out 3
=3(a^2+3)
</span>
First simplify the quadric equation, then solve.
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Answer:
(a)4 units, 3 units
(b) Right-angled triangle
Step-by-step explanation:
We are given that
Let location of drinking fountain, A =(-4,2)
Location of the bench, B=(0,2)
Location of the center of the slide ,C=(0,5)
a. Distance formula

Using the formula


units
Hence, the distance from the drinking fountain to the bench=4 units
The distance from the bench to the center of the slide=3 units
(b)

units




The triangle ABC satisfied the Pythagoras theorem. Hence, the triangle ABC is a right angled triangle.