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What is the value of the expression when n=3 ？ -2n5+n-8-3n 12 24 42 54
Algebra
2 months ago
What number would you add to both sides of x2-20x=5 to complete the square?
Algebra
2 months ago
_ 17. In how many ways can 5 bicycles be parked if there are 7 available parking spaces?
Algebra
2 months ago
Which answer shows 0.05 written in scientific notation? 0.5 * 10-1 5 * 10-2 5 * 10-1 5 * 102
Algebra
2 months ago
How does the slope of gx compare to the slope of fx? The slope of gx is the opposite of the slope of fx The slope of gx is less than the slope of fx The slope of gx is greater than the slope of fx The slope of gx is equal to the slope of fx Irk this and return Save and Exit Next Submit
Coordinate-geometry
2 months ago
7. An inequality involving rational expression in both numerator and denominator is called _? a. Rational Expression b. Rational Equation 8Cwen the thme mt off c. Rational Function d. Rational Inequality
Algebra
2 months ago
Besides 15 and 1, what is one factor of 15?
Algebra
2 months ago
How many grams of sodium bicarbonate are in 200 mL of 8.4% sodium bicarbonate? Choose the correct option and select Save Answer. A. 8.4 grams B. 84 grams C. 16.8 grams D. 33.6 grams Save Answ
Algebra
2 months ago
1. Annie bought one dozen smartphones for P200,000.00 with a discount of 5%. She sold half dozen at a price of P18,000.00 per unit. However, a new model of smartphone became available in the market, so she sold the remaining half dozen @ P12,000.00 each unit. What was her profit or loss? Compute the following requirements: a. Gross profit rate b. Operating profit margin rate c. Net profit margin rate d. Return on Investment
Algebra
2 months ago
What is the solution to the system graphed below? 1,1 1,-1 -1,1
Coordinate-geometry
2 months ago
Triangle ABC was rotated about the origin. Which rule describes the rotation? R_0 90 ° R_0,180 ° R_0,270 ° R_0,360 °
Coordinate-geometry
2 months ago
3. According to a lighting specialist for an art gallery, for best illumination of a piece of art, it is recommended that a ceiling mounted light be 1.8 m from the plece of art and that the angle of depression of the art piece be 38 ° . How far from the wall should the light be placed so that the recommendations of the specialist are met? Read carefully the given problem. Analyze the suggested solutions and find out what is wrong with them. Write your solution in the 2nd column of the table given below. On the 3rd column of the table, write an explanation why your solution is correct.
Algebra
2 months ago
The formula for the volume of a pyramid is V= 1/3 Bh , where B is the area of the base of the pyramid and h is the height of the pyramid. The figure below is made of two identical rectangular pyramids. What is the volume of the entire figure? My Progress
Algebra
2 months ago
Himpunan penyelesaian persamaan 2x2-7x-3=0 adalah . a. frac 7- square root of 734 b. frac 7- square root of 673,frac 7+ square root of 673 c. frac 6- square root of 522,frac 6+ square root of 522 d. frac 6- square root of 522,frac 6+ square root of 502
Algebra
2 months ago
Share £360 into the ratio 3:2:1 - you may need a calculator for this * 1 Point
Algebra
2 months ago
What is the exponential regression equation that fits these data? A. y=2.801.31x B. y=39.16x2-169.38x+158.9 C. y=104.74x-206.6 D. y=1.312.80x
Algebra
2 months ago
Use the protractor to determine which of the following rotations of line segment AB about point A rounded to the nearest degree will map the figure onto itself. 135 ° clockwise about point A 154 ° clockwise about point A 90 ° clockwise about point A 120 ° clockwise about point A
Algebra
2 months ago
Figure ABCD is a kite. What is the length of line segment CD? 7 units 8 units 28 units 35 units
Geometry
2 months ago
Write 0.00147 in standard form.
Algebra
2 months ago
Solve the following word problems using the method above. 1. A ladder 8 meters long leans aaainst the wall of a building. If the foot of the ladder makes an angle of 68 ° with the ground, how far is the base of the ladder from the wali? 2. A man, 1.5 m tall, is on top of a bullding. He observes a car on the road at an angle of 75 ° . If the building is 30 m high. how far is the car from the building? 3. An airpiane tock off from an airport and travelled at a constant rate and angle of elevation. When the airplane reached an altitude of 500 m, its horizontal distance from the airport was found to be 235 m. What was the angle when the airplane rose from the ground?
Algebra
2 months ago
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