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Secondary 1 | Maths
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Date Posted: 3 years ago
Views: 342
a. 23 - (-7) = 23 + 7 = 30°C
b. 23 + (-7) = 23 - 7 = 16
16÷2 =8°C
c. -7 × 3 = 21°C
b. 23 + (-7) = 23 - 7 = 16
16÷2 =8°C
c. -7 × 3 = 21°C
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For d, it's 3^4= 81 followed by 3^5=729 so u choose 729 since its bigger than 90
Date Posted:
3 years ago
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