What is the first term in a geometric sequence if the common ratio is −2 and the sum of the first five terms is 77? a1 = −7 a1 = 3 a1 = 7 a1= 1/7

Simplify.7x + 3y - 2 + 6x + 1 + y squared 2 you! ; )

Aright triangle has an area of 21 m2. the dimensions of the triangle are increased by a scale factor of 4. what is the area of the new triangle

Alina fully simplifies this polynomial and then writes it in standard form. xy2 – 2x2y + 3y3 – 6x2y + 4xy2 if alina wrote the last term as 3y3, which must be the first term of her polynomial in standard form? xy2 5xy2 –8x2y –2x2y