Square (second power, quadratic) + subtraction - practice problems - page 2 of 6
Number of problems found: 105
- Evaluate 25
Evaluate the following expression: [ 3 + ( 40 ÷ 5 ) x ( 2 x 2 ) ] – 5 = - Undeveloped 71924
The Doležals will build a house. Their plot is a trapezoid with bases 42m and 18m long, and the distance between the bases is 23m. According to the project, the house will have a built-up area of 146 m². How many square meters of land will remain undeve - Dimensions 70854
The building plot has a shape with dimensions of 28 m and 34 m. Mr. Černý built a house on it with 920 cm and 1250 cm dimensions. Calculate the content of the plot. How much of the plot does the house occupy? How many square meters of land does Mr. Černá - Describe 11
Describe and correct the error in finding the difference function of (f-g) (x) of f(x) =(x²+3x-1) and g(x) =(x²+x+2) (f-g) (x) =f(x)-g(x) =(x²+3x-1) - (x²+x+2) =x²+3x-1 -x²+x+2 =x²-x²+3x+x-1+2 =4x+1
- Diamond-shaped 69324
How many meters is more mesh needed to fence a plot of parallels with dimensions of 50m and 40m than to fence a plot of diamond-shaped land, the side of which is 40m long? - Dimensions 69014
My neighbors are remodeling their apartment. My neighbor let me see her new bathroom. It is a rectangle with dimensions of 2 m and 2.5 m. It has a bathtub with dimensions of 150 cm and 60 cm. The rest of the floor is covered with beautiful tiles. How many - Difference 68514
How many times is the difference between the squares of numbers 4 and 2 bigger than the square of their difference (in this order)? - Milliliters 66834
The cube-shaped vase contains 320 ml of water, which reaches a height of 5 CM. How many milliliters of water can we pour into the vase, so the water does not run out? - A square 3
A square (with side b=2ft) is removed from the right-hand corner of a square board with side a= 12 ft. What is the area of the remaining board in square feet?
- Percentage 66714
They cut a full circle from a square plate with a side of 200 mm. What percentage is waste? - Quadrilateral 66614
The picture shows a square ABCD with the center S and the side 8 cm long. Point E is any point on the CD side other than C and D. Calculate the area of the ASBE quadrilateral in cm². - Difference 66354
A circle is inscribed in a square with a side of 12 cm so that it touches all its sides. Calculate the difference between the area of the square and the circle. - Distance 64804
Dan is the square ABCD. At its diagonal AC lies point E. The distance AB is equal to the distance AE. What is the size of the EBC angle? - Subtract then square
If a = 8, then (5-a)² =
- Two expressions
When x = 3 and y = 5, how much does the value of 3x² – 2y exceed the value of 2x² – 3y? - Benhur
Benhur boiled 1 1/4 liters of water in a kettle. After 10 1/2 minutes, he measured the water again. It had 3/4 liters left in the kettle. What is the amount of water that evaporates every minute? - Frame image
Peter wants to put a picture in a frame. The picture is 7 3/5 cm wide. To fit in the picture frame cannot be more than 7 3/10 cm wide. How much should the image be trimmed? - A rectangular 4
A rectangular garden has a length of 57 m and a width of 42 m. Calculate how much m² will decrease the garden area if the ornamental fence width of 60 cm is planted inside its perimeter. - Subtracting complex in polar
Given w =√2(cosine (pi/4) + i sine (pi/4) ) and z = 2 (cosine (pi/2) + i sine (pi/2) ). What is w - z expressed in polar form?
Do you have homework that you need help solving? Ask a question, and we will try to solve it.