Question

pls answer this question​

Answer 1

4 is the answer of the question follow me for more concept

Answer 2

Answer:if sinβ+cosβ is√2,it means that β is π÷4 so both sin and cos are√2÷2 and sin×cos is 0.5

1. sinα=√2÷2   2.cosα=√2÷2
2. √2×√2×2=4

Step-by-step explanation: