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RAjkumar Yadav RAjkumar Yadav

· started a discussion

· 1 Months ago

aap logo ko samjh me nahi aata ki test bachhe de rahe to

Question:

If 7 – 3x ≤ 10 then x belongs to?

Options:
A) [–1, ∞)
B) [1, ∞)
C) (–1, ∞)
D) (3, ∞)
Solution:
Ans: (a) 7 – 3x ≤ 10

7 – 10 ≤ 3x

⇒ –3 ≤ 3x

⇒ –1 ≤ x

⇒ x ∈ [-1, ∞)

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