Question

If a = 4 then find the value of a sq 2 + 4a - 3.​

Answer 1

Answer:

1. 2+4a-3
2. put the value of a
3. 2+4*4-3
4. 2+16-3
5. -1+16
6. 15

Answer 2

Hey mate ,

${a}^{2} \: + 4a - 3$

$a = 4$

$thus \\ {4 }^{2} + 4 \times 4 - 3$

$16 + 16 - 3$

$16 + 13$

$29$

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