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Find an expression for c that will make 9x2 + 12xy +c aperfect square trinomial HELPPMr. Beckwith is traveling from Grant County to New Orleans. It takes 7 hours to complete the 409 mile trip. What is the velocity of the trip?A 0.02 m/hB 2,863 m/hC 58.4 m/hD 58.4 m/h south Select the correct answer. Consider functions h and k. What is the value of ? Demetrius invested money into two different stocks after one year he revived a letter that summarized the preformance of the stocks graphically Demetrius observed that the growth of each stock was the same which equation shows the translation of the graph of stock b to that of stock a how did Joseph Mccarthy impact us foreign policy - require detail will mark brainliest do you think dragons are? explain your reasoning. Mofor and Eugene each improved their yards by planting hostas and ivy. They bought theirsupplies from the same store. Mofor spent $208 on 14 hostas and 12 pots of ivy. Eugene spent$152 on 13 hostas and 6 pots of ivy. Find the cost of one hosta and the cost of one pot of ivy. During the Renaissance period, the artists and architects of the time still remembered andappreciated the history and works of what civilization? How many molecules make up 8.41 moles of Ca2(SO3)?Answer: ??? molecules Ca2(SO3) (no rounding; make sure to include scientific notation when necessary) please help asap question three# Guess The SongShe said What you know bout loveI got what you need Walk up in the store and get what you want 7. The periodic table has changed over time as new elements have been added to it. Whichis the most likely reason scientists update the periodic table?A. Scientists rename old elements.B. Scientists discover new elements.C. Stars produce new elements that travel to Earth.D. Past mistakes are corrected in identifying elements. please! im having trouble Which of the following phrases provides a context clue for the definition of the word extract? If you need 30 teaspoons of vanilla extract, how many ounces of vanilla do you need?5If you need 30 teaspoons of vanilla extract and vanilla is sold in a 4 oz. bottle, how many bottles of vanilla should you buy?8How much leftover vanilla will you have? pls need help 20 mL of 0.25 M of NH 3 is titrated with 0.40 M HCl. Calculate the pH of the solution after 20 mL HCl is added. Kb (NH3) = 1.8 10 5.a. 12.50b. 7.00c. 4.74d. 1.12 I'm on my sisters account and I'm in 4th grade my sis is in school help please Find the value of x.5479 Solve the following equation for n: 8 + n = 16. The diagram shows an electric generator containing an electromagnet when the generator is working, what is in the wire?A. Electric current B. Chemical energy C. Permanent magnetsD. Small batteries