Question
The value of the expression (2x)2+5x for x=3 is 51.
Answer: Option A
:
A
Was this answer helpful ?
:
A
The given expression is
(2x)2+5x
Substituting x = 3 in the above expression we get
(2×3)2+5×3
62+5×3
36 +15 = 51
Hence, the given statemnet is true
Was this answer helpful ?
More Questions on This Topic :
Question 1.
5x+10y is the expanded form of 5(x+2y).
....
Question 3.
Division of 72x2y4z6 by 8x2y2z3 gives 9y2z3
....
Question 5.
Substituting x=−3 in (x2)−5x gives
___
....
Latest Videos
Latest Test Papers
Submit Solution