Archive day

January 27, 2026

2,171 public questions were asked on this day.

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What substitution should be used to rewrite 4x4 – 21x2 + 20 = 0 as a quadratic equation? u = x2 u = 2x2 u = x4 u = 4x4
Asked by vt5 1 answer
which word completes the Spanish phrase best.Phrase: [blank] lee A.Tu B.Usted C.Ustedes D.Nosotros
Asked by k 1 answer
Which quadratic equation is equivalent to (x2 – 1)2 – 11(x2 – 1) + 24 = 0? u2 – 11u + 24 = 0 where u = (x2 – 1) (u2)2 – 11(u2) + 24 where u = (x2 – 1) u2 + 1 – 11u + 24 = 0 where u = (x2 – 1) (u2 – 1)2 – 11(u2 – 1) + 24...
Asked by vt5 1 answer
which word completes the Spanish phrase best.Phrase: [blank] escucha A.Tu B.Usted C.Ustedes D.Nosotros
Asked by k 1 answer
What are the solutions of the equation x4 + 95x2 – 500 = 0? Use factoring to solve. x = plus-or-minus StartRoot 5 EndRoot and x = ±10 x = plus-or-minus i StartRoot 5 EndRoot and x = ±10i x = plus-or-minus StartRoot 5 End...
Asked by vt5 1 answer
What are the solutions of the quadratic equation (x – 8)2 – 13(x – 8) + 30 = 0? Use u substitution to solve. x = –11 and x = –18 x = –2 and x = 5 x = 2 and x = –5 x = 11 and x = 18
Asked by vt5 1 answer
which word completes the Spanish phrase best.Phrase: [blank] sientanse A.Tu B.Usted C.Ustedes D.Nosotros
Asked by k 1 answer
What substitution should be used to rewrite 16(x3 + 1)2 – 22(x3 + 1) – 3 = 0 as a quadratic equation? u = (x3) u = (x3 + 1) u = (x3 + 1)2 u = (x3 + 1)3
Asked by vt5 1 answer
What substitution should be used to rewrite 4x12 – 5x6 – 14 = 0 as a quadratic equation? u = x2 u = x3 u = x6 u = x12
Asked by vt5 1 answer
Read the following text from a memoir. This excerpt is about Anne Morrow Lindbergh's 1931 flight to China. As I walked out of the building two women ran up to me. "Oh, Mrs. Lindbergh," said one, "the women of America are...
Asked by Zephyr Benedict 1 answer
which word completes the Spanish phrase best.Phrase: [blank] no tengas A.Tu B.Usted C.Ustedes D.Nosotros
Asked by k 1 answer
Which equation is quadratic in form? 2(x + 5)3 + 8x + 5 + 6 = 0 x6 + 6x4 + 8 = 0 7x6 + 36x3 + 5 = 0 4x9 + 20x3 + 25 = 0
Asked by vt5 1 answer
wo wave pulses move toward each other along a rope. Two small triangular crests moving toward each other. Which diagram shows the resulting wave when they cross at point X? A straight line. A triangular crest. A rectangu...
Asked by l. 1 answer
25 1/2 years converted in to month? A.310.4625 B.300.65 C.465.25 D.25.5
Asked by ABAINEH 1 answer
The two waves in the diagram are occupying the same place at the same time. At what time will the interfering waves have an amplitude of zero? 1.0 3.0 4.0 7.0
Asked by l. 1 answer
Read the following text from a novel. This excerpt is about Aladdin. He excitedly pulled more figs and dates out of his pockets and put them in a chipped bowl. And then, from the sash that held up his pants, he pulled fr...
Asked by Zephyr Benedict 1 answer
Study the image below. A picture of water from an inlet draining into the ocean. What interaction causes the water to spread as they pass through the rock opening? absorption diffraction reflection refraction
Asked by l. 1 answer
The appearance of color is a result of the absorption and reflection of certain wavelengths of light. A shirt appears a certain color because it reflects that color of light. On the other hand, a shirt appears black when...
Asked by l. 1 answer
Color is a result of the absorption and reflection of light. A shirt appears a color because it reflects that color of light. A shirt appears black when it absorbs all wavelengths of light. Why does a shirt appear white...
Asked by l. 1 answer
Read the following text from a folktale. This excerpt is about Aladdin. His son, who was called Aladdin, had been brought up in a very careless and idle manner, and by that means had contracted many vicious habits. He wa...
Asked by Zephyr Benedict 2 answers
Which change will decrease the speed of a sound wave traveling through a gaseous matter? replacing the gaseous matter with a liquid replacing the gaseous matter with a solid decreasing the temperature of the matter incre...
Asked by l. 1 answer
A frequency generator sends a 550 Hz sound wave through both water and ice. A 3 column by 4 row table. Column 1 is titled Medium and includes the following entries: Ice, Water, Steam. Column 2 is titled Temperature (degr...
Asked by l. 1 answer
What factors affect the speed of a wave? Check all that apply. the amplitude of the wave the energy of the wave the temperature of the medium the type of wave the type of medium
Asked by l. 1 answer
The diagram shows a wave traveling through a medium. An illustration of a transverse wave with the high point of the wave labeled B, the low point of the wave labeled C, the height of the wave was labeled A and the dista...
Asked by l. 1 answer
Review the restaurant advertisement and then answer the question. Take a bite out of our newest burger, the Heavyweight. All-American awesomeness heads south of the border. We start by stacking a juicy all-beef patty, cr...
Asked by Zephyr Benedict 2 answers