Math, asked by vikashraj7178344, 3 months ago

if c/d=7/4 then how much is 3c²+5d²/3c²-5d²

Answers

Answered by srivastavshaluoo

6

Answer:

3c2+5d2

= 3x7x7+5x4x4

= 3x49+ 5x16

= 147+80

= 227

3c2-5d2

= 3x7x7-5x4x4

= 3x49-5x16

=147-80

=67

Answered by dhavalshah19

1

Answer:

Refer the attachment.

Step-by-step explanation:

Answer is 227/67

Attachments:

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