Advertisements
Advertisements
प्रश्न
State true and false:
`(2"x"-4)/("x"+1)` = − 1, when x = 1
पर्याय
True
False
MCQ
चूक किंवा बरोबर
Advertisements
उत्तर
True.
Verification `(2"x"-4)/("x"+1)` = − 1,
When x = 1 = `(2xx1-4)/(1+1)` = − 1
= `(2-4)/2=-1=(-2)/2=-1`
= − 1 = − 1.
shaalaa.com
या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
संबंधित प्रश्न
Find the value of p + 2q + 3r, when p = 1, q = 5 and r = 2
Find the value of `"yx"/"z"`, when x = 8, y = 4 and z = 16
If a = 3, b = 0, c = 2 and d = 1, find the value of a2 + 2b2 − 3c2
Simplify:
(a + b) − (c + d) − (e − f)
Simplify:
− m − n − (− m) − m
Simplify:
`5"x"^2-(3"x"-overline("x"^2-4))`
Simplify:
− (y − x) − (x + y − `overline(2"x"+"y")`)
Fill in the blank:
a + b − c + d = a + (...............)
Insert the bracket as indicated:
ab + 2bc − 3ac = 2bc − (...............)
If x = 3, y = 2 and z = 1; find the value of 3x2 − 5y2
