Question

If the values ​​p = 1 and q = –2 are the roots of the quadratic equation then the quadratic equation is *

1️⃣ x² + 2x –1 = 0
2️⃣ x² - x - 2 = 0
3️⃣ x² - 2x + 1 = 0
4️⃣ x² + x + 2 = 0 ​

Answer 1

Answer:

Photosynthesis, the process by which green plants and certain other organisms transform light energy into chemical energy. During photosynthesis in green plants, light energy is captured and used to convert water, carbon dioxide, and minerals into oxygen and energy-rich organic compounds.

.

.

.

3. is answer

not sure but

Answer 2

Answer:

Photosynthesis, the process by which green plants and certain other organisms transform light energy into chemical energy. During photosynthesis in green plants, light energy is captured and used to convert water, carbon dioxide, and minerals into oxygen and energy-rich organic compounds.