9. What should be the value of a if the value of 2x2 + x - a equals to 5, when x=0?
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What should be the value of a, if the value of 2x2+x-a equals to 5 and x=0?
2 × 2 + x - a = 5
Substituting the value of x in the equation
2 × 2 + 0 - a = 5
4 + 0 - a = 5
4 - a = 5
4 - 5 = a
—1 = a
Thus a = —1
Answer : The value of a is —1
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Answer:
Step-by-step explanation:
What should be the value of a, if the value of 2x2+x-a equals to 5 and x=0?
2 × 2 + x - a = 5
Substituting the value of x in the equation
2 × 2 + 0 - a = 5
4 + 0 - a = 5
4 - a = 5
4 - 5 = a
—1 = a
Thus a = —1
Answer : The value of a is —1
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