Tell whether the statement is true or false. If z2 = 49, then z O False O true, a counterexample is x = 7 true O false, a counterexample is x=7 7. If false give a counterexample.

Q: Questionzi y²-ZY-% yzt 51-36

A: The given expression,     y2-2y-8y2+5y-36

Q: Determine all values of the constants a0,a1,a2, and a3 such that x3+2x =a0P0+a1P1+a2P2+a3P3.

A: We are given the following equation: x3+2x=a0P0+a1P1+a2P2+a3P3 Our aim is to find the values of all…

Q: Simplify  8(4y-7)+3(5y+6)=

A: Topic -Simplification We are given 8(4y-7)+3(5y+6) Distributive property: a(b+c)=ab+ac

Q: 60° 7x + 19 11x - 89 60°

A:

Q: 2x + 2y = 16 4x - 2y = 8 ||

A: The objective of the question is to find the values of x and y that satisfy both equations…

Q: 65)=x3メ+-12x+8

A:

Q: 2. (x-11)(5x-4)(x-3)

A:

Q: Perform the indicated operation.Simplify the result 4/ t+1 - (4t-7/ t2+7t+6 + 6/ t+6)

A: Given, 4/ t+1 - (4t-7/ t2+7t+6 + 6/ t+6) Opening the small bracket by multiplying the -1 4/t+1 - 4t…

Q: Given that 3x - 5 x²(x - 1) = A B x x² + C + x for some constant real x-1 numbers A, B and C. Find…

A:

Q: If 3x+3y=4 and 3x+8y=9 then what is x ?

A: Explanation of the answer is as follows

Q: Evaluate 3x+5(y+3) when x is 1 less than the quotient of y and 3, and y=18

A: Given,

Q: help

A: A two-column proof is  the way to organize a proof in geometry. Two-column proofs must have two…

Q: 4x 5х + 20 5х — 10 Зх + 10 -

A:

Q: Not sure where to go from here.

A: We factor the given expression

Q: If possible, write 25 – 21x – 14x² as a linear combination of 2 − x − x², 2 – 2x − x² and 3x − 3 +…

A:

Q: Hi.  I need help.   (1/x-2)+(3/x+3)=4/x2+x-6

A: We have to prove both the sides

Q: r - r - 1 1 1– r – 2 Simplify: |

A: Given r-2r-11-1r-2⇒r(r-1)-2r-1r-2-1r-2⇒(r2-r-2)(r-2)r-1r-3r-2