Use reference angles to find the exact value of the expression. Do not use a calculator.sec 

A.
B. - 
C. - 
D. -2


Answer: C

Mathematics

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Solve the problem.Juan's birth date in numbers (month-day-year) is a 6-digit palindrome, say  satisfying these conditions:a + b ? c + d; b + e = (c + d) + 10;he was born later than 1958;had he been born 1 month later, his birthday would fall on the same day as his mother's birthday; his mother was born on an even numbered day after the 16th of the month; in the year 2023, Juan will be in his 50's.On what month and day was his mother born?

A. September 24th B. June 20th C. July 22nd D. August 22nd

Mathematics

Verify the identity.sec x + tan x = 

What will be an ideal response?

Mathematics

If the function is one-to-one, find its inverse. If not, write "not one-to-one."{(6, -7), (11, -6), (9, -5), (7, -4)}

A. {(7, 6), (6, 11), (-5, 9), (-4, 7)} B. not one-to-one C. {(6, -7), (11, -6), (9, -5), (7, -4)} D. {(-7, 6), (-6, 11), (-5, 9), (-4, 7)}

Mathematics

Graph the function.y = 9 - 8

A.

B.

C.

D.

Mathematics