1,084 Answered Questions for the topic ACT Math

09/04/21

How much does the empty jar weigh?
A jar filled to 1/4 with jam weighs 250g. When the jar is 3/4 full, it weighs 350g. How much does the empty jar weigh?
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09/03/21

AMDM Question (Mathematics)
Jason is pulling a box across the room. He is pulling with a force of 23 newtons and his arm is making a 57 angle with the horizontal, if the box weighs 30 newtons what is the net force on the box... more
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09/03/21

AMDM Question (Mathematics)
Jason is pulling a box across the room. He is pulling with a force of 15 newtons and his arm is making a 52 angle with the horizontal, what is the horizontal component of the force he is pulling with? more
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09/03/21

AMDM Question (Mathematics)
Jason is pulling a box across the room. He is pulling with a force of 28 newtons and his arm is making a 43 angle with the horizontal, what is the vertical component of the force he is pulling with?
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Act Math Math Sat Math

09/03/21

AMDM Question (Mathematics)
One force of magnitude 27 acts on an object. Another force of magnitude 22 acts on the object at a right angle, what is the magnitude of the resultant force on the object?
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09/03/21

Inverse function
It is given that x = 7-h(x)/3-h(x), where h(x) ≠ 0, find h-¹ (2).
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09/01/21

How much does one hydrogen atom weigh (grams)?
One cubic metre of hydrogen at normal pressure contains 26,900,000,000,000,000,000,000 molecules and weighs 0.090 kg. Each molecule contains two hydrogen atoms. How much does one hydrogen atom... more
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09/01/21

How much does one hydrogen atom weigh (grams)?
One cubic metre of hydrogen at normal pressure contains 26,900,000,000,000,000,000 molecules and weighs 0.090 kg. Each molecule contains two hydrogen atoms. How much does one hydrogen atom weigh... more
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08/29/21

AMDM Question Response (Mathematics)

: Graded Work: % of Quarterly Grade: Students Score: Homework 10% 92 Quizzes 20% 84 Tests ... more
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Act Math Math Sat Math

08/29/21

AMDM Extended Response Queston (Mathematics)
Jake is riding an escalator. After riding for 3 seconds, he was 25 inches above the ground. A. How many inches is Jake rising per second?B. At the rate Jake is rising, how many inches above the... more
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08/25/21

Vectors and the Geometry of Space
Consider the line L(t)=⟨4−3t,17+4t⟩. Then L intersects:1.The x-axis at the point.... when t =...2.The y-axis at the point..... when t =....3.The parabola y=x2 at the points..... and... when t... more
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08/25/21

Vectors and the Geometry of Space
You are looking down at a map. A vector u with |u| = 10 points north and a vector v with |v| = 6 points northeast. The crossproduct u×v points:The magnitude |u×v| =
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08/25/21

AMDM Question (Mathematics)
Kelly works two jobs. She usually works at a retail store for 5 hours during the day and is paid $22.51 per hour by the store. In the evening she works at a restaurant as a manager for 7 hours and... more
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08/25/21

AMDM Question (Mathematics)
A new cars salesperson, sold an average of $41,001 per day for the first 6 days she worked. The next 11 days she worked, she sold an average of $34,762. How much did she sell on average per day... more
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Act Math Math Sat Math Algebra

08/24/21

Algebra: system of equations
Assume the system of equations:a+b=p2b+c=q2a+c=r2I don't really see how one geta=(p2+r2-q2)/2
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08/15/21

find the following cross products.
If a=⟨1,2,1⟩ and b=⟨5,11,1⟩, find the following cross products.1. a×b= 2. b×a=
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08/13/21

Find the point at which the line
Find the point at which the line ⟨1,−2,1⟩ + t⟨−1,5,1⟩ intersects the plane −x−4y−z=−74.( , , )
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08/13/21

Vectors and the Geometry of Space
Find an equation of the plane consisting of all points that are equidistant from (3, -3, 5) and (3, 0, 1).
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08/12/21

Vectors and the Geometry of Space
Find an equation of the plane through the point (4, 0, 1) and parallel to the plane −1x−1y+3z=5.x + y + z =
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Act Math Sat Math

08/11/21

Solve the equation and check for extraneous solutions.
Solve the equation. Check for extraneous solutions.In(x^2+3)=In(4)log_(2)(x^2-5)=2/3
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08/11/21

Partial Derivatives
Find the point(s) on the surface z2=xy+1 which are closest to the point (7, 11, 0).List points as a comma-separated list, (e.g., (1,1,-1), (2, 0, -1), (2,0, 3))
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08/11/21

Partial Derivatives
Design a rectangular milk carton box of width w, length l, and height h which holds 516 cm3 of milk. The sides of the box cost 3 cent/cm2 and the top and bottom cost 5 cent/cm22. Find the... more
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08/11/21

Partial Derivatives
Find the partial derivatives indicated Assume the variables are restricted to a domain on which the function is defined. z=x7+5y+xyzx= zy=
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Act Math Sat Math

08/10/21

Write a rule for g that represents the indicated transformation of the graph of f.
f(x)=e^x ; vertical shrink by a factor of 1/4, followed by a translation 5 units upf(x)=log_(16)x; vertical stretch by a factor of 9, followed by translations 2 units right and 3 units down
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08/10/21

need help its urgent
Write the equation for the given parent function and listed transformations.1. x2, right 1, reflect across the x-axis, vertical shrink by 1/32. √𝑥, reflect across the y-axis, vertical shrink by... more
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