Math, asked by sharmamithu2005, 2 months ago

Maths
(COSA + Sin A²+ (Cost-Sin A) ² = 2.
2.

Answers

Answered by adityashah0755

2

Step-by-step explanation:

LHS

(cosA + SinA)² + (cosA - sinA)²
(cos²A + sin²A + 2.cosA.sinA ) + (cos²A + sin²A - 2.cosA.sinA)
(1 + 2.cosA.sinA) + (1 - 2.cosA.sinA)
1 + 2.cosA.sinA + 1 - 2.cosA.sinA
1 + 1
2. RHS

Hence proved

plese mark me briliant

Attachments:

Previous Question

Next Question

Similar questions

English, 1 month ago

31E 13. Use the word, 'concentrate'as noun in own sentence...

Science, 1 month ago

the sting of a wasp is basic.how can we treat the sting of a wasp...

English, 1 month ago

read each of the following group of word phrase . write C for the group that are clauses and P for the groups that are phrases In the rain _. When he finished _. because the movie is over_. Tina screamed _. while he was jogging home _.

English, 2 months ago

I'll mark you brainliest if you answer Correctly...

Hindi, 2 months ago

plz answer my hindi questions...

Chemistry, 8 months ago

calculate the no. of atoms of each type in 49 g of H2504. (CH=1u, s = 32 u 0-16u)...

Environmental Sciences, 8 months ago

Give some precautions of corona virus...

Biology, 8 months ago

33. In which one of the following the BOD (Biochemical Oxygen Demand) of sewage (S), distillery effluent (DE), paper mill effluent (PE) and sugar mill effluent (SE) have been arranged in ascending order? (AIPMT (Prelims)-2007) (1) S < DE < PE < SE (2) SE < S < PE < DE (3) SE < PE < S < DE (4) PE< S < SE < DE...