How can i use doubles when multiplying with 4 to find 4/8?

Answers; a) 135 degree’s b) 30 degree’s c) 180 or 0 degree’s d) 90 degree’s

Determine which expressions represent real numbers and which expressions represent complex number. asaaap! plis!

Look at the hyperbola graphed below. the hyperbola gets very close to the red lines on the graph, but it never touches them. which term describes each of the red lines? o o o o a. asymptote b. directrix c. focus d. axis