Mathematics, 26.10.2020 03:40, camrenp9889

Which expression is equivalent to cos(40°)cos(10°) + sin(40°)sin(10°)? sin(40° – 10°)
cos(40° + 10°)
sin(40° + 10°)
cos(40° – 10°)

Answers: 3

Show answers

Other questions on the subject: Mathematics

Mathematics, 21.06.2019 15:00, khloenm309

Δabc is reflected across line l to form δ alblcl, and a¯¯¯al¯¯¯¯ intersects line l at point d. which equation is not necessarily true?

Answers: 1

continue

Mathematics, 21.06.2019 18:40, ferny5106

Dexter read 11 science fiction books and 5 history books. lena read 9 science fiction books and 4 history books. compare the students’ ratios of science fiction books to history books. 1. determine the ratios’ form: science fiction books to history books 2. write the ratios as fractions: dexter: 115; lena: 94 3. rewrite with a common denominator. 4. compare. 5. answer the question. determine which shows the correct comparison of the ratios for this problem.

Answers: 1

continue

Mathematics, 21.06.2019 19:30, angie249

Bob is putting books on a shelf and takes a break after filling 18 1/2 inches on the book shelf. the book shelf is now 2/3 full. how long is the entire bookshelf?

Answers: 2

continue

Mathematics, 21.06.2019 21:30, neptunesx

Students are given 3 minutes to complete each multiple-choice question on a test and 8 minutes for each free-responsequestion. there are 15 questions on the test and the students have been given 55 minutes to complete itwhich value could replace x in the table? 5507-m23-m8(15-m)8(15)-m

Answers: 2

continue

Do you know the correct answer?

Which expression is equivalent to cos(40°)cos(10°) + sin(40°)sin(10°)? sin(40° – 10°)
cos(40°...