Answer:
2nd option
Step-by-step explanation:
the graph has a minimum value of - 6 ( U ) not a maximum
Answer
5x+y=8
Step-by-step explanation:
Answer:
Step-by-step explanation:
57/10 cannot be simplified
but the decimal answer is 5.7
Answer:
2 solutions
Step-by-step explanation:
x^4-6x^2-7=0
Replace x^2 by y
(x^2)^2-6x^2-7=0
y^2-6y-7=0
D=b^2-4ac= (-6)^2-4*1*(-7)= 36+28=64
sqrtD=8
y1=(-b-sqrtD)/2a=-2/2=-1
y2= (-b+sqrtD)/2a=14/2=7
x^2=-1(n0 roots) x^2=7 x=sqrt7 or x=-sqrt7
2 roots
Answer:
the not simplified answer is 6/28 The GCF is 2 the siplified answer is 3/14
Step-by-step explanation:
