Mathematics, 13.08.2020 01:01 restinpeicejahseh
20. Which of the following is not an identity?
a) sin2 a+cos2 a = 1
b) sin a = tan a * cos a
c) 1 + cot2 a = csc2 a
d) 1 - sec2 a = tan2 a
Answers: 1
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Pepe and leo deposits money into their savings account at the end of the month the table shows the account balances. if there pattern of savings continue and neither earns interest nor withdraw any of the money , how will the balance compare after a very long time ?
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Find the condition that the zeros of the polynomial f(x) = x^3+3px^2+3px+r may be in a.p.
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Reading tests are compared for two students. sara got 98, 100, 65, 78, 98, 46, 100, 100, 45, and 50 on her reading test. lee got 97, 67, 89, 99, 100, 45, 79, 89, 58, and 67 on his reading test.
Answers: 1
20. Which of the following is not an identity?
a) sin2 a+cos2 a = 1
b) sin a = tan a * cos a<...
b) sin a = tan a * cos a<...
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