swhrish
swhrish
14-08-2017
Mathematics
contestada
How would I solve this?
Respuesta :
apologiabiology
apologiabiology
14-08-2017
subsitute 7 for x
√(2k²+17)-7=0
add 7 to both sides
√(2k²+17)=7
squaer both sides
2k²+17=49
minus 17 both sides
2k²=32
divide both sides by 2
k²=16
square both sides
k=+/-4
we are given that k>0 so k=4
answer is C
Answer Link
VER TODAS LAS RESPUESTAS ( 51+ )
Otras preguntas
A high point of Josef’s ocean voyage is his bar mitzvah ceremony. How does this transition to manhood affect his attitude and behavior going forward?
Two different cars, the Model S and Model T, use different substances in their engines. The image above shows the two substances. At room temperature, both subs
create a validation rule create a validation rule that displays an error message and prevents a user from creating or updating a contact if two conditions are b
the most common type of emotional disturbance found during the elementary-school years is multiple choice neurotic disorders. disruptive conduct disorders. schi
Ecological succession can begin when seeds are carried to bare areas by birds or the wind. True or false?
looking at a wide range of students from more than 30 countires, how common is sleep paralysis? Does this seem like a significant number of people tp you? Expla
change to.indirect speech - nigeria is the capital.of.west africa
What is the value of sin^-1(0) a= -1 b= 0 c = 1 d = pi
2. Un automóvil se desplaza en línea recta, en una sola dirección, recorriendo distancias iguales en el mismo intervalo de tiempo, como se indica en la tabla: D
- 8y3 — 3ху2 — x2y + 2x3
