*जर x=3 हे kx² - 10x + 3 = 0 या समीकरणाचे एक मूळ असेल तर k ची किंमत किती?*
1️⃣ -3
2️⃣ -7
3️⃣ 7
4️⃣ 3
Answers
Answered by
6
Answer:
4) 3
Step-by-step explanation:
x=3
kx² - 10x + 3 = 0
k 3^2-10 X 3 + 3=0
9k - 30 + 3 = 0
9k-27=0
9k=27
k = 27/9
k=3
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