1. A cube has a side measure of (5x), find the volume of the cube.
2. Find the circumference of a plate if its radius measures (x + 7).
3. A notebook cost (2x + 5) pesos while a pencil cost (x - 7) pesos. What is the total cost of 5 notebooks and 2 pencils?
4. A box measures (a + 2) cm by (a - 2) cm by 4 cm. Find the volume of the box.
5. The cost of 1 kilo of chicken is (x^2 + 8x - 3). How much a 4 kilos of chicken cost?
PAGPIPILIAN:
A. 125x^3
B. 4x^2 + 36x - 12
C. (2x + 14)\pi
D. 12x + 11
E. 4a^2 - 16
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Answer:
Step-by-step explanation:
Letter a