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A. Evaluate the following algebraic expressions.

1. 16 (x + y) when x = 3; y = 2

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2. b

2

- 4ac when a = 2; b = 5; c = 1

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3.

1

3

r

2

h when r = 2; h = 3; = 3.1416

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4. 8(4k + 2) when k = -2
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5.
7

A Evaluate The Following Algebraic Expressions1 16 X Y When X 3 Y 22 B2 4ac When A 2 B 5 C 1313r2h When R 2 H 3 314164 84k 2 When K 2 5 7 class=

Sagot :

19161gb2kwhey3uy3viz

1) = 16(3+2)

=16(5)

=80

2)=b²-4ac

=5²- 4(2)(1)

=25 - 8

=17

3)

4) =8(4k+2)

=8[4(-2)+2]

=8[-8+2]

=8(-6)

=-48

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