haduhamdan5 haduhamdan5
  • 18-04-2022
  • Mathematics
contestada

4. The fourth proportional of 7,3 and 98 is:
A.
040
B.
042

Respuesta :

stu139667
stu139667 stu139667
  • 18-04-2022

Answer:

If

a

b

=

c

d

=

e

f

then prove that

2a+3c-4e

2b+3d-4f

=

5a-4c+3e

5b-4d+3f

1. If

a

b

=

c

d

=

e

f

, then prove that

2a+3c-4e

2b+3d-4f

=

5a-4c+3e

5b-4d+3f

2. If

x

b2-c2

=

y

c2-a2

=

z

a2-b2

, then prove that x+y+

Step-by-step explanation:

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