447 Answered Questions for the topic ACT Math
In a certain fraction, the denominator is less than the numerator. If is added to both the numerator and denominator, the resulting fraction is equal to . Find the original fraction.
In a certain fraction, the denominator is 7 less than the numerator. If 3 is added to both the numerator and denominator, the resulting fraction is equal to 15/8. Find the original fraction pleaseee
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Circular Trigonometry Question
Find tan 75° exactly using an angle addition or subtraction formula.Find the exact value of tan 75°Which answer is itA: 3+√3 / 3-√3B: √3 + √2 / 8C: 2+√6 / 2-√6D: √3 - 1 / 8
Circular Trigonometry Question
Find tan 75° exactly using an angle addition or subtraction formula.Find the exact value of tan 75°
Circular Trigonometry Question
Find an exact value by using an appropriate addition or subtraction formula.Find the exact value for sin(-195)°
Circular Trigonometry Question
Find an exact value by using an appropriate addition or subtraction formula.Find the exact value for cos 15°Which answer is itA:√6 - √2 /4B: √6 + √2 /4C: -√2 - √6 /4D: √2 - √6 /4
Circular Trigonometry Question
Match the appropriate formula that would result in an exact value.cos 45° = Answersin 195° = AnswerFormulas: sin (180°+15°) / cos (45°+30°) / sin (225°-30°) / cos (10°+5°) / ...
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Circular Trigonometry Question
Simplify by using the appropriate addition or subtraction formula.tan 25° - tan 20°/1+tan 25° tan 20°Which answer is itA: no solutionB: tan 5°C: tan 45°
Circular Trigonometry Question
Simplify by using the appropriate addition or subtraction formula.cos 100° cos 40° + sin 100° sin 40°Which answer is itA: cos 60°B: sin 140°C: sin 60°D: cos 140°
Circular Trigonometry Question
Simplify by using the appropriate addition or subtraction formula.sin 68° cos 22° + cos 68° sin 22°Which answer is itA: sin 90°B: sin 46°C: cos 90°D: cos 46°
Circular Trigonometry Question
Simplify by using the appropriate addition or subtraction formula.sin 68° cos 22° + cos 68° sin 22°Which answer is itA: sin 90°B: sin 46°C: cos 90°D: cos 46°
An object moves in simple harmonic motion with period 6 minutes and amplitude 13 . At time t=0 minutes, its displacement d from rest is -13m , and initially it moves in a positive direction.
Give the equation modeling the displacement d as a function of time t.
Quadratic function and equation in one variable
A cuboid.Height = (2x-5) cmWidth = 4 cmLength = (x+3) cmGiven that the volume of the cuboid is 252 cm3. Find the total surface area, in cm2, of the cuboid.
Quadratic function and equation in one variable
Azri wants to fence his garden with wire fences. He bought 3 rolls of wire fences with a length of each roll of 45 m. Given the area of the garden is 675 m2. If the length of the garden is 30 m...
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Quadratic function and equation in one variable
A particle moves along a straight line through a fixed point O. The speed, v ms-1, is given by v =2t2 - 9t + 16, where t is the time in seconds after the particle leaves the fixed point O. Find the...
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Trigonometry Identities Question
Which theorem justifies each statement?Cos (68º) and Cos (22º) = AnswerSin (160º) and Sin (20º) = AnswerTan (187º) and Tan (7º) = AnswerTheorems : Complements / Supplements / Half-turn ...
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Trigonometry Identities Question
If sin A = 24/25, what are two other possible values of cos A
A cyclist rides his bike at a speed of 40 kilometers per hour. What is this speed in miles per hour? How many miles will the cyclist travel in 3 hours?.. assume that 1 mile is equal to 1.6 kilometers.
Can someone please help (do not round answer)
Math Calculas 1
The height of an equilateral triangle is decreasing at a rate of 0.5 centimeters per second. Find the rate of change of the area of the triangle when its height is 6 centimeters.
Measurement of a circle question
Suppose the blades of a wind turbine are 16' long. What is the distance traveled by a point on its tip as the blade rotates 3/5 of a revolution? (must use π key and round to the nearest tenth
please help me. Determine, with support, a rational please help me .function of the form f(x) = g(x)/h(x) that has the following features. Justify your thinking for full marks.
x − intercept: x =2/3 y − intercept: y = −4 point discontinuity (a hole) at (4, 4) a horizontal asymptote at y = 6 a vertical asymptote at x = −1
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Trigonometry Question
In triangle RST, r = 10, s = 12, t = 14, and m/ T = 52º. Find m/ R.Round to the nearest tenth
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Trigonometry Question
Find the area of triangle ABC where a = 35, b = 26, and m/ C = 95º 52".Round to the nearest tenth
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