Questions by OrPo

Questions by OrPo

Cos3A ×cos2A =cos A ×cos 2A -sin4A×sin A=prove it

asked Aug 24, 2023

1 answer

4 votes

112k views

A quadrilateral has two angles that measure 140° and 70°. The other two angles are in a ratio of 4:11. What are the measures of those two angles?

asked Feb 9, 2023

1 answer

3 votes

181k views

4. Given three vectors; a= i + 2; +3k, b = 2i +3j+k c = 7i +2j +k, Evaluate vector p, such that p = (a x b) + (a x c) (i)

asked Dec 21, 2022

2 answers

5 votes

19.0k views

⚠️⚠️⚠️⚠️⚠️HELP HELP HELP HELP PLEASEEEE I HAVE 7 MINUTES LEFT ⚠️⚠️⚠️⚠️⚠️

asked Dec 6, 2022

1 answer

10 votes

179k views

What is the answer to number 1

asked Nov 17, 2022

1 answer

1 vote

7.6k views

Find the focus and directrix of the parabola with the equation x² = -22y.

asked Sep 17, 2022

1 answer

3 votes

150k views

What causes the lines in the spectrum for elements

asked Aug 24, 2022

1 answer

2 votes

76.0k views

Circle A was dilated with the origin as the center of dilation to creat circle b

asked Apr 28, 2022

1 answer

3 votes

200k views

A nanoparticle of pure metal A is a cube. Each side of the cube has a length of 20 nm. Figure 3 shows the cube. Figure 3 20 nm 20 nm 20 nm What is the volume of the nanoparticle?

asked Apr 26, 2022

1 answer

2 votes

219k views

Which piece of evidence best supports the theme that there is honor in defeat?

asked Nov 18, 2021

2 answers

4 votes

39.3k views

Please someone help me ASAP.

asked Oct 24, 2021

1 answer

5 votes

182k views

In what 3 forms can probability be written?

asked Aug 11, 2021

1 answer

4 votes

76.2k views

Andrews sandwich consists of a 20 g piece of cheese is 60 g piece of turkey into 30 g slices of bread what is the total weight of Andrews sandwich in kilograms

asked Apr 9, 2021

1 answer

2 votes

181k views

How much should Jordan budget monthly for an annual expenditure that coast $614.66? * TIMED!

asked Feb 9, 2021

2 answers

3 votes

63.2k views

Being able to tolerate being uncomfortable is important in many areas of life, including as a helping professional. If you have concerns about your own psychological or emotional 'toughness' as you approach

asked Nov 3, 2020

1 answer

2 votes

65.3k views

Esta noche, nos ___________________________ en un albergue juvenil. A. visitaremos B. viajaremos C. iremos D. alojaremos

asked Sep 25, 2020

2 answers

1 vote

139k views

What is the equation for the hyperbola shown? A. x²/8² - y²/5² = 1 B. x²/5² - y²/8² = 1 C. y²/8² - x²/5² = 1 D. y²/5² - x²/8² = 1

asked Sep 22, 2020

2 answers

0 votes

107k views

Calculate the molality of 2.0 M MgCl2 solution. The density of the solution is 1.127 g/mL. (The molar mass of MgCl2 = 95.211 g/mol and the molar mass of H2O is 18.02 g/mol.)

asked Jun 1, 2020

2 answers

5 votes

103k views

Which rectangle will have the largest area? l = 5 cm, w = 4 cm l = 4 cm, w = 6 cm l = 4 cm, w = 7 cm l = 5 cm, w = 5 cm

asked Jan 21, 2020

2 answers

3 votes

198k views

What is 2⁴ x 2³ x 2⁶ simplified?

asked Dec 28, 2019

2 answers

3 votes

9.7k views

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