7. (a) scale by 0.25, scale by 0.25 and translate by 0.75 in the x-direction.

(b) scale by 0.167, scale by 0.167 and translate by 0.833 in the x-direction.

(c) scale by 0.4, scale by 0.4 and translate by 0.6 in the x-direction.

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