7) 300° Pos Neg Sin Cos

Q: What is the value of sin 30°cos 60° + cos 30°sin 60°? 0 O A. O B. O C. O D. 1 NIT 2 1 2

A:

Q: (1+cot 8) de 5. sin eJ4 - cote

A: ∫1+cotθsin2θ4-cot2θdθLet u=cotθ.=∫…

Q: If y = cos*[sec2 (30)], and (6 y will be equal to? 9.

A:

Q: 8. If tan 03D and 0 is in QIII, what is sec 0?

A:

Q: Differentiate

A: Given,          ft=tan2tcost

Q: 2.If a = 9, b = 12, and c= 15, what are sin A, cos A, and tan A?

A: Given triangle isa=9 , b=12, c=15

Q: 4 9' Evaluate the other five trigonometric sin 0 = In a right triangle, 0 is an acute angle and…

A:

Q: B O tan-1 cos 13 13 O cos 12

A: In this question we will use basic of geometry i.e use of trigonometric ratios. We will simply apply…

Q: 8) 180° Pos Neg Sin Cos 9) -135° Pos Neg Sin Cos

A: Question 8: 180° Positive : Sin  Negative : Cos, tan Sin180° = 0 Cos180° = -1

Q: sec 30°cos 60° =

A:

Q: If cos x = and sI< 27, then tan 2x %3D

A: Given,           cosx=45 , 3π2≤x≤2π.

Q: 5. The expression tanz+1 1+cot" was simplified as follows. tar' s+1 = = sec" r csc I cos e cot? a…

A:

Q: If sin a: 1 then sec a =?

A: We can solve this by using trigonometric identities . We can use the identity sin2α+cos2α=1 . By…

Q: 12 If tan(0) then 2 %3D sin(0) equals cos(0) equals sec(0) equals

A:

Q: 4. U se a scient calculator to approximate in decin degrees and follow significant figu rules: 0 =…

A: Our objective is to find theta

Q: If tan(θ)=35/12, 0 ≤ θ≤ π/2, then sin(θ) equals cos(θ) equals cot(θ) equals

A:

Q: if tanθ=5/12, then cosθ= ?

A:

Q: 31. (cos 40 + i sin 48)²(cos 30 + i sin 30) = A cos 50 + i sin 50 B cos 110 +i sin 110 C_ cos 30 + i…

A: cos4θ+isin4∅2cos3θ+isin3θ= formula used- CosACosB-SinASinB=Cos(A+B)SinACosB+CosASinB=Sin(A+B)i2=-1

Q: 1. Which is equal to cos ? cos O sin * O sin O Cos 품 27 COS

A: topic - trigonometric ratios

Q: If COS 0 = √√3 2 ო sino = 9=1/1/21 FIN O sin0 = 1/14 2 O sin0 ine=-2/2 O sine= 11/13 2 == and < 0<-…

A: topic- trigonometric ratios

Q: 5 If csc² A = ;, what is the value of 1- cos? A? 2 5 5 2 2 Option 1 O Option 2 2 2 D Option 3 O…

A:

Q: 7 If cos x s and sin y = -0 < x <,n < y < *, evaluate sin(x – y) using compound angle formula. %3D…

A:

Q: If tan(0) Hint = sin(0) = cos(0) = sec (0) = 15 - 8 ) 0 ≤0 ≤ 90°, then the exact value of

A: Here we have to find the other trignometric function.

Q: 5. When sin A = -– and A lies in Quadrant III and cos B = - Quadrant II, what is tan(A+ B)? - and B…

A: First find out the values of tanA and tanB than use the trigonometric formula of sum of angles and…

Q: 12 If tan(0) then %3D sin(0) equals cos(0) equals sec(0) equals Check Answer

A:

Q: tan 5, given sin 0: 3 270° <0 < 360° 5

A:

Q: 5 In right triangle DEF, if mLF = 90 and cos E = sin D is equal to

A:

Q: 6. Find the exact value of the expression cot (arccos (2/3)).

A: Note : As per the authoring guidelines, when multiple questions are posted, then only first question…

Q: 5 2. In right triangle ABC, mzB = 90°. If tan C = 12 find sin A

A: Trigonometry Right angled triangle problem

Q: 9. If the sin (x +20°) = cos x, what is the measure angle x? %3D

A: As per our guidelines we are supposed to answer only one question.kindly repost others question as a…

Q: 24 If tan(@) = ,0sosthen sin(@) equals Preview cos(@) equals Preview

A: We are given that tan(θ)=247, 0≤θ≤π2. Now,           tanθ=247⇒θ=73.74∘ . So,            sin73.74∘…

Q: 1. If tan⁡θ=3/4 and θ is in QIII, what is csc ⁡θ? 2.  3.

A:

Q: 97. If sec a = 10/3, then what is cos a? %3D

A:

Q: 10. If sinB = –- with B with QIII, find the following. 3 csc B 2

A:

Q: 6. Show 1 – 8sin?0 · cos²0 = cos(40) 10 pts

A: To show that LHS=RHS

Q: If sec(α)=25.2/19.4, then what is the value of cos(α)?

A:

Q: 2. Which is the equivalent reciprocal of cot 75°? cos 75° O tan 75° cos 75° tan 75°

A: Given that cot75°solution : we know that tanθcotθ=1cotθ=1tanθso,cot75°=1tan75°

Q: 3. What is csce if tane = ?

A:

Q: 17. Show that if tan e = c and 0 < e <7/2, then cos e = 1//1+c2. Hint: Draw a right triangle whose…

A:

Q: sec 30°cos 60° = 1

A: NOTE: Refresh your page if you can't see any equations. . as we know,

Q: 10. Show that if A ia an acute angle, sin²A+ cos² A = 1

A: This can be solved using triangle

Q: 24 If tan(0) ,0 < 0 < , then 10 2' sin(0) equals cos(0) equals sec(0) equals

A:

Q: 24 If tan(0) = 10.0 < 0<, then sin(0) equals cos(0) equals

A: giventanθ=2410=PBin a right angle triangle using Pythagoras…

Q: 97. One petal ofr = 3 cos 50 %3D

A: The given polar curve is r=3cos 5θ. Evaluate the roots of the function r=3cos 5θ as follows. r=03cos…

Q: If cos 0 = and 0 is acute, then cos 20 is

A:

Q: Based on the figure, select all true equations. 48 cos (42) = ? cos (48) = ! sin (42) = ? sin (48) =…

A:

Q: 24 If tan(0) = 10.0 s0s then sin(0) equals cos(0) equals sec(8) equals

A: