Math, asked by dulalchdas74, 11 months ago

solve this:
cos 38° cos 52º - sin 38° sin 52° = 0

Answers

Answered by CHRk9753

1

Answer:

cos(A+B) =cosA×cosB -sinA×cosB

Step-by-step explanation:

cos(52+38) =cos90=0

Previous Question

Next Question

Similar questions

Math, 5 months ago

ம. amalar பான் காலம் fsal'...

Social Sciences, 5 months ago

ocean water issalty . Give Reason.

Math, 5 months ago

Стоа SCICC LC 1 pc 46. The vertices of a parallelogram are (x, 2), (3, 4), (3, y) and (4,2), then x + y = 1) 4 2) 6 3) 8 4) 12 ...

Math, 11 months ago

Please answer me fast ...

Math, 11 months ago

Which of the following sets of numbers in sequence will make the number sentence true?(a) 8,6,24,12. (b) 8,5,24,6. (c) 24,2,6,8. (d) 12,6,5,4 ...

CBSE BOARD X, 1 year ago

In CBSE marksheet the marks of Information Technology is mationed or not ... Is it calculated in percentage ????

Science, 1 year ago

8 division science iMP...

Hindi, 1 year ago

easiest example of karun ras in hindi...