1) hallar una tabla de valores para las siguientes funciones usando los valores que quieras cuatro o cinco expresalas mediante un enunciado A) y = - 3× -1
B) y = × + 2
C) y = ײ

2) hallar los puntos de corte con los ejes de las funciones, mostrar el proceso de como lo realizaste

A) Y = 4 - 1
B) Y = ײ - 3
C) Y = ׳ - 8
D) Y = 5
E) Y = ( × - 3)²
F) Y = - 3

7x+8y=-18, 4x-9y=-3 solve the system of equations

Find the value of x. give reasons to justify your solutions! c ∈ ae

Ariana starts with 100 milligrams of a radioactive substance. the amount of the substance decreases by 20% each week for a number of weeks, w. the expression 100(1−0.2)w finds the amount of radioactive substance remaining after w weeks. which statement about this expression is true? a) it is the difference between the initial amount and the percent decrease. b) it is the difference between the initial amount and the decay factor after w weeks. c) it is the initial amount raised to the decay factor after w weeks. d) it is the product of the initial amount and the decay factor after w weeks.