Question

If x=5 then the value of
2 x square - 5
​

Answer 1

Answer:

45

Step-by-step explanation:

$2 {x}^{2} - 5 \\ = 2 \times {5}^{2} - 5 \\ = 2 \times 25 - 5 \\ = 50 - 5 = 45$

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Answer 2

Answer:

2x²-5=0

2[5]²-5

45

Step-by-step explanation:

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