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sashaice [31]
3 years ago
8

Barry got a samll sandwich for lunch and ate 1/2 of his sandwich. Jonah got a large sandwich and ate 1/2 of his sandwich. Did Jo

nah and Barry eat the same amount for lunch?Explain how you know.
Mathematics
1 answer:
xeze [42]3 years ago
8 0
No, they did not eat the same amount. Barry ate less because his sandwich was smaller, so there would be a smaller half. Jonah ate more because his sandwich was bigger, so he would have eaten a bigger half.
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Can you guys help me with this?
ankoles [38]
ANSWER-

B

EXPLANATION-

log6 x^6 + 2log6 y
log6 x^6 + log6 y^2
log6(x^6 y^2)
8 0
2 years ago
You are saving for a new laptop that cost $499. You work two jobs: cleaning your grandparents' house for $15 an hour and mowing
xxMikexx [17]

Answer:

15x + 10x less than it equal to 499

Step-by-step explanation:

3 0
2 years ago
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Find the work required to move an object in the force field F = e^x + y (1, 1, z) along the straight line from A(0, 0, 0) to B(-
DENIUS [597]

\vec F(x,y,z)=(e^x+y)(1,1,z)

is conservative if we can find a scalar function f such that \nabla f=\vec F. This would require

f_x=e^x+y

f_y=e^x+y

f_z=(e^x+y)z

Integrating both sides of the first equation wrt x gives

f(x,y,z)=e^x+xy+g(y,z)

Differentiating both sides of this wrt y gives

f_y=x+g_y=1\implies g_y=1-x\implies g(y,z)=y-xy+h(z)

but we assumed g was a function of y and z, independent of x. So there is no such f and \vec F is not conservative.

To find the work, first parameterize the path (call it C) by

\vec r(t)=(1-t)(0,0,0)+t(-4,5,-5)=(-4t,5t,-5t)

for 0\le t\le1. Then

\vec r'(t)=(-4,5,-5)

and the work is given by the line integral,

W=\displaystyle\int_C\vec F\cdot\mathrm d\vec r=\int_0^1(e^{-4t}+5t,e^{-4t}+5t,-(e^{-4t}+5t)5t)\cdot(-4,5,-5)\,\mathrm dt

W=\displaystyle\int_0^1(125t^2+5t+(25t+1)e^{-4t})\,\mathrm dt=\boxed{\frac{2207}{48}-\frac{129}{16e^4}}

8 0
3 years ago
The Constant of Proportionality from the following equation is:<br> y= 7/9x
Ilia_Sergeevich [38]

Answer:

k = \frac{7}{9}

Step-by-step explanation:

The equation of proportionality is

y = kx ← k is the constant of proportionality

y = \frac{7}{9} x ← is in this form

with k = \frac{7}{9}

5 0
2 years ago
Read 2 more answers
1/3 of a number decreased by 13 equals 45
mezya [45]

Answer:

174

Step-by-step explanation:

45+13=58

58*3

6 0
3 years ago
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