Math, asked by mamma89, 11 months ago

Please do it.For class 9

Attachments:

Answers

Answered by Anonymous

0

Answer:2(sec^2-1-sec^2)+5

=2(-1)+5

=-2+5

=3

Step-by-step explanation:

mamma89: how its - 1

mamma89: make me understand

Previous Question

Next Question

Similar questions

English, 6 months ago

Exercise 1 Change the following sentences into Indirect Speech 1. He says, “She will sing a song." 2. They will say, "He was sleeping in the evening. 3. We have said, “Ranjan is a bad boy." 4. Kiran says, “Father is in the office." 5. Poonam is saying, “The puppies are well." 6. He will say, "India is a land of peace." 7. Santosh will say, "All the girls have left the so 8. I say, "I am feeding...

Science, 6 months ago

therefore, the respiratory and circulayory systems work...

English, 6 months ago

hiiii guys plzzz answer these all fastttt no spamming plzz answer fastt........

Math, 11 months ago

During a mass drill exercise, 6250 students of different schools are arranged in rows such that the number of students in each row is equal to the number of rows. In doing so, the instructor finds out that 9 children are left out. Find the number of children in each row of the square...

Science, 11 months ago

What is ohm's law?write its mathematical form and verification ☺☺☺...

Biology, 1 year ago

in brazil, schistosomiasis and malaria are the two most common infectious diseases. over the past five years, schistosomiasis has been primarily responsible for the overall increase in infectious disease cases. therefore it is likely that there were more cases of schistosomiasis than malaria five years ago...

English, 1 year ago

he said that though he had come it was against his will . change this sentence into direct speech...

Math, 1 year ago

in a triangle abc is an equilatiral triangle with co ordinates of b and c as b (1,0) and c (5,0) find the co ordinate of vertex a...