We have, 3p^2 4p 7=0 3p^2 7p+3p 7=0 p(3p 7)+1(3p 7)=0 (3p 7)(p+1)=0 p= 1, 73 Hence, this is the answer. ...

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Summation by Sigma Method

Solve: 3p2 -...

Question

Solve:
$3 p^{2} - 4 p - 7 = 0$

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Solution

We have,
$3 p^{2} - 4 p - 7 = 0$

$3 p^{2} - 7 p + 3 p - 7 = 0$

$p (3 p - 7) + 1 (3 p - 7) = 0$

$(3 p - 7) (p + 1) = 0$

$p = - 1, \frac{7}{3}$

Hence, this is the answer.

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Similar questions

If p = −2, find the value of:

(i) 4p + 7

(ii) −3p² + 4p + 7

(iii) −2p³ − 3p² + 4p + 7

p = - 2

- 3 p^{2} + 4 p + 7

Question 2 (ii)

If p = -2, find the value of:
$- 3 p^{2} + 4 p + 7$

2 p^{3} - 3 p^{2} + 4 p - 5 - 6 p^{3} + 2 p^{2} - 8 p - 2 + 6 p + 8

3 p^{2} + 4 p

n^{t h}

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