Content Level-1 Problem-161 Click for video

Steps Problem Solution

1

Determine the value of an expression,if z=1/2

\$ (z^2)+1 \$

2

Given expression

\$ (z^2)+1 \$

3

Substitute the z value in expression

\$ ((1/2)^2)+1 \$

4

After simplification we get

\$ (1^2/2^2)+1 \$

5

After simplification we get

\$ (1/4)+1 \$

6

Taking LCM as 4 we get

\$ (1+1×4)/4 \$

7

After simplification we get

\$ (1+4)/4 \$

8

After simplification we get

\$ 5/4 \$

9

Hence the solution of the given expression is

\$ 5/4 \$

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