If tanA=4/3 then show sinA+cosA=7/5
Answers
Step-by-step explanation:
Using trigonometry to answer
Answer:
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Step-by-step explanation:
From fig, A
AB² = AC² + BC² / ∣
= 9 + 16 / ∣
⇒ AB = 5 ? / ∣
/ ∣ 3
Hence, / ∣
sinA + cosA = 4/5 + 3/5 / _____┎∣
= 7/5 B 4 C