Question
Mathematics Question on Algebraic Expressions
What should be the value of a if the value of 2x2 + x – a equals 5, when x = 0?
Answer
Given 2x2+x-a=5
⇒ 2(0)2+0-a=5 [putting x=0]
⇒ 0+0-a=5
⇒ a=-5
Hence, the value of a is -5.
What should be the value of a if the value of 2x2 + x – a equals 5, when x = 0?
Given 2x2+x-a=5
⇒ 2(0)2+0-a=5 [putting x=0]
⇒ 0+0-a=5
⇒ a=-5
Hence, the value of a is -5.