Question

2x^2+5x+7...................

Answer 1

Answer:

${2x}^{2} + 5x + 7 = 0 \\ according \: to \: the \: formula \\ {ax}^{2} + bx + c \\ then \\ a = 2 \\ b = 5 \\ c = 7 \\ according \: to \: the \: formula \\ = {b}^{2} - 4ac \\ putting \: the \: value \\ {5}^{2} - 4 \times 2 \times 7 \\ 25 - 56 \\ - 31$

Answer 2

Answer:

here , a = 2

b = 5

c = 7

using the formula b²- 4ac.

the final answer is -31.

for more information, refer to the attachment.

Step-by-step explanation:

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