Mathematics, 08.07.2021 16:20, mrashrafkotkaat
1) Escreva se a equação é completa ou incompleta: a) 3x² -6x =0 b) x² = 8x -15
2)Determine em cada equação os seus coeficientes: a) 7x² +13x -2 =0 b) x² -25 =0
3)Calcule as raízes da equação: a) x² + x -6 =0 b) x² -64 =0
4) Do quadrado de um número real subtraio o quádruplo desse mesmo número e o resultado é 60. Quais números reais satisfazem essa afirmação?
Answers: 2
Mathematics, 21.06.2019 18:00, kush3489t
Aplane is taking off from bangladesh headed to new york city. at the same time, a plane from new york city is headed to bangladesh is also taking off. the plane bound to new york city is traveling at 600 mph, while the plane traveling to bangladesh is traveling at 400 mph. how far from new york city will the two planes meet if the distance between new york city and bangladesh is 8,000 miles?
Answers: 3
Mathematics, 21.06.2019 19:30, gyliahicks
Jada has a meal in a restaurant she adds up the prices listed on the menu for everything they ordered and gets a subtotal of $42.00. after tax the total is 45.99. what percentage of the subtotal is the total?
Answers: 2
1) Escreva se a equação é completa ou incompleta: a) 3x² -6x =0 b) x² = 8x -15
2)Determine em cada...
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