A2.A.67.ProvingTrigonometricIdentities

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Regents Exam Questions A2.A.67: Proving Trigonometric Identities
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Name: __________________________________
A2.A.67: Proving Trigonometric Identities: Justify the Pythagorean Identities
1 Starting with
, derive the formula
2 Show that
is an identity.
.
3 A crate weighing w pounds sits on a ramp positioned at an angle of with the horizontal.
The forces acting on this crate are modeled by the equation
, where M is
the coefficient of friction. What is an expression for M in terms of ?
1)
2)
3)
4)
4 For all values of
for which the expressions are defined, prove the identity:
5 For all values of
for which the expressions are defined, prove the identity:
6 For all values of
for which the expressions are defined, prove that the following is an
identity:
7 For all values of
identity:
for which the expressions are defined, prove that the following is an
Regents Exam Questions A2.A.67: Proving Trigonometric Identities
www.jmap.org
Name: __________________________________
8 For all values of
for which the expressions are defined, prove the following is an
identity:
9 For all values of
for which the expressions are defined, prove that the following is an
identity:
10 For all values of
identity.
for which the expressions are defined, prove that the following is an
11 For all values of x for which the expressions are defined, prove that the following is an
identity:
12 For all values of x for which the expressions are defined, prove the following equation is
an identity:
13 For all values of x for which the expressions are defined, prove that the following is an
identity:
14 For all values of x for which the expressions are defined, prove the following is an
identity:
Regents Exam Questions A2.A.67: Proving Trigonometric Identities
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Name: __________________________________
15 For all values of x for which the expressions are defined, prove that the following is an
identity:
16 Prove the following identity:
17 Prove the following is an identity for all values of
for which the expressions are
defined:
18 For all values of
for which the expressions are defined, prove the following is an
identity:
19 For all values of
identity:
for which the expressions are defined, prove the following is an
20 Prove the following identity:
21 Prove the following identity:
Regents Exam Questions A2.A.67: Proving Trigonometric Identities
www.jmap.org
1 ANS:
REF: 011135a2
2 ANS:
REF: 011428a2
3 ANS: 1
REF: 060515b
4 ANS:
REF: 068036siii
5 ANS:
REF: 068140siii
6 ANS:
Regents Exam Questions A2.A.67: Proving Trigonometric Identities
www.jmap.org
REF: 068440siii
7 ANS:
REF: 088542siii
8 ANS:
REF: 068639siii
9 ANS:
REF: 088636siii
10 ANS:
Regents Exam Questions A2.A.67: Proving Trigonometric Identities
www.jmap.org
REF: 088937siii
11 ANS:
REF: 089038siii
12 ANS:
REF: 089341siii
13 ANS:
REF: 019439siii
14 ANS:
Regents Exam Questions A2.A.67: Proving Trigonometric Identities
www.jmap.org
REF: 019542siii
15 ANS:
REF: 069541siii
16 ANS:
REF: 019938siii
17 ANS:
Regents Exam Questions A2.A.67: Proving Trigonometric Identities
www.jmap.org
REF: 089940siii
18 ANS:
REF: 010042siii
19 ANS:
Regents Exam Questions A2.A.67: Proving Trigonometric Identities
www.jmap.org
REF: 060041siii
20 ANS:
REF: 080040siii
21 ANS:
REF: 060339siii
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