Find the exact value of each expression. arccos (- 1/2)

Q: Find the reference number for t=4

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Q: Solve this now in 20 min to get a thumb up

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Q: Solve for x. Enter your answer as a decimal rounded to the nearest tenth. 4(x + 1) = -2

A: To determine the solution of the equation.

Q: Simplify each expression using the definition, identities, and properties of imaginary numbers.…

A: We have to check

Q: Find z, given the following. (Give your answer correct to two decimal places.) x = 233, μ = 223 and…

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Q: Find the exact value of the expression, if possible. (If not possible, enter IMPOSSIBLE.) arccos (-…

A: Solve the inverse trigonometric expression by converting it in trigonometric equation.

Q: Need help setting up the formula

A:

Q: In the figure below, find the exact value of x. (Do not approximate 6.

A: Here , ABC is a right triangle with ∠A=90°also , ∆ABD and ∆ADC also right triangle .

Q: Find the exact value. Do not use a calculator. 77 sec O 2V5 080·

A: We're going to solve

Q: Approximate the value of arctan(1.7). Write the answer as a decimal number, with 3 decimals.

A: Given: y=tan-11.7 For finding value of given expression, we will use calculator

Q: Evaluate each expression below without using a calculator. (Assume any variables repre-sent positive…

A: We have to evaluate cos2tan-132. Let t=tan-132⇒tant=32 Given expression will becomes cos2t. We know…

Q: Rewrite the statement e = 0.0498 in the form a = ln b. Give the values of a and b. b =|

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Q: Take powers and roots as needed on your calculator to complete the following: a = 2.072 a b° = 0.446…

A: To find the values of a, b, c and d using roots and powers

Q: se the Pythagorean TI

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Q: Use a calculator to evaluate each expression to the nearest tenth of a degree

A: Use a calculator to evaluate expression to the nearest tenth of a degree?  sin-1 (-0.6271) ?

Q: Find the exact value of each expression.

A: Consider the given expression: cot-13

Q: ); Find the value of 7 if e =1+3i %3D

A: Here just to use the any complex number can be written as reiθ

Q: Find the possible values of x. The base is greater than the height

A: possible values of x for the base is greater than the height?

Q: Find each value. 28. х M K (45 – 3x)°X

A: As all side of the triangle is congruent This is equilateral triangle . All angles of equilateral…

Q: Find the absolute value.|8i|

A: Given, To evaluate |8i|

Q: Write the expression in rectangular form, x+yi, and in exponential form, re i0 +i sin The…

A: 1. Write the expression in rectangular form and exponential form3cosπ8+isinπ84

Q: 50 48 Find the exact value of x.

A: we have a right angle triangle given in the question. The value of altitude and hypotenuse is given…

Q: Solve for x. Enter your answer as a decimal rounded to the nearest tenth. -2x + 1 = 2/5

A: Subtract 1. Subtract using LCD.

Q: Find the exact value of the following expression.   sec ​(−135​)

A: Given data is : sec-135∘ To find the exact value of sec-135∘  Use the formula of trigonometry…

Q: n(AU B) = %3D

A: n(A) = 14 + 6 +1 + 5 = 26 n(B) = 15 + 6 + 1 + 7 = 29 n(C) = 6 + 7 + 5 + 1 = 19 n(A and B) =6 +1 = 7…

Q: Šolve each equation for x. 13(1 + e-X)-1 = 3 %3D X =

A: If you like the solution then please give it a thumbs up.. The Answer is:     Result :      x = -…

Q: use a calculator to find the approximate value of each expression rounded to two decimal places.

A: let cosec-1(-3)=xcosec(x)=-3sin(x)=-13x=sin-1-13

Q: Evaluate each expression below without using a calculator. (Assume any variables repre-sent positive…

A: The given expression is cos2tan-13.

Q: Find the exact value of each expression:

A: The given expression is the secant expression, hence it is a trigonometric function. Trigonometric…

Q: Find the value of x. 4.4 (Do not round until the final answer. Then round to the nearest tenth as…

A:

Q: Find the numerical value of each expression. 1) Sech 0  b) Cosh-11

A: Given:sech 0cosh-11

Q: Use a calculator to find the value to the nearest ten-thousandth. -3.43 e e-3.43 %3D (Round to four…

A: Givene-3.43

Q: Question 13 Find the value of x. 34 28

A: A triangle is a polygon with three sides. A right triangle is a triangle with one of its angles…

Q: 3 fcsc13 |csc13 x cot® xdæ

A:

Q: solve for x.

A: The given equation is 5x+7=3x+2. Solve the above equation as follows.

Q: Write the expression in rectangular form, x+yi, and in exponential form,  r ei theta. (root 14-i)6

A: Given expression,  14-i6 The above expression is the representation of the complex number in polar…

Q: Convert imaginary number i to exponential form. Select the correct response: e^jrt/2 en-jt e^jrt…

A: Given problem:- Convert imaginary number i to exponential form

Q: aluate the expression. 0 x (24 – 42) e value of the expression is

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Q: Find the exact value of each expression. a) csc 45 – sec 45 b) csc 60sec 30 + cot 45 d) csc (π/6) –…

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Q: Find the value of x in each triangi 1. 2. 45 X 45 8.

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Q: Find the exact value of each expression. sec -1  2

A: Given: sec-1 2

Q: Find the value of x. 3. (Do not include the degree symbol in your answer. Round to the nearest…

A: THE EXPLANATION HAS BEEN GIVEN IN THE ATTACHED FILE

Q: Use a calculator and evaluate A to the nearest cent. A= $1,000 e 0.021 for t= 3, 5, and 8 Ift= 3, A…

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Q: Rearrange this formula to make T the subject.

A: Given : formula  s=(LP-1)/(2*sqrt(T+1))  Arrange the formula for T?

Q: Factor each expression completely. (a) 2x2 - 11x + 5 (b) 2 cos? e - 11 cos e + 5

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Q: Simplify without absolute value bars. | 5 − t| for t

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Q: Find the reference number and the terminal point for the following values of t.

A: Now reference number is a positive acute angle between the terminal side and x-axisa t=7π6reference…

Q: V15 find csce. 3 If sece =

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Q: Find the exact value

A: Obtain the exact value of the given expression as follows.

Q: ve the equation by expressing each side as a power of the same base and then equating ponents. 1 e4

A: First make same base then compare

Equations and Inequations

Equations and inequalities describe the relationship between two mathematical expressions.

Linear Functions

A linear function can just be a constant, or it can be the constant multiplied with the variable like x or y. If the variables are of the form, x2, x1/2 or y2 it is not linear. The exponent over the variables should always be 1.