ahamedarmaanasif ahamedarmaanasif

28-12-2021
Mathematics

contestada

add: 8x^2+7xy-6y^2, 4x^2-3xy+2y^2 and -4x^2+xy-y^2

Respuesta :

Аноним Аноним

28-12-2021

Answer:

8x² - 5y² + 5xy

Step-by-step explanation:

8x² + 7xy - 6y² + 4x² - 3xy + 2y² - 4x² + xy - y² = (8x² + 4x² -4x²) + (-6y² + 2y² - y²) + (7xy - 3xy + xy) = 8x² - 5y² + 5xy

Answer Link

Otras preguntas

Mountains that are formed between two large faults are known as what??

what is the distance between P(-4, 3) and Q(6, 1)? Round to the nearest tenth. Explain ypu answer step by step.

What is neutralization?

Find two values of k such that x² + kx + 3K - 5 = 0 will have two roots that are equal.

how did the incas keep records

A train travels 226 miles from Washington, D.C.,to New York city in about 2 hours and 30 minute. What is the average speed of the train in miles per hour? Round

what is an example sentence of reproduce?

How duo write 314,207 in expanded form

a man stands on weighing scale in a lift which carries him upwards with acceleration, what happen please tell

Calculate the kinetic energy of a 100.0-kg meteor approaching the Earth at a speed of 10.0 km/s. Remember that 1 km = 1000 m.

ACCESS MORE